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Kela received the Stuff Magazine Award for "renegade of Style" 2006 in Los Angeles, he toured alongside Testicicles (Dev, Lightspeed Champion & GLC (Goldie Lookin Chain) while performing on festival dates with Pharrel Williams and N*E*R*D. He also did a string of US spot dates with DJ Z-Trip in 2007. From 2003 to 2008, Kela was a special guest at various N*E*R*D shows and festivals across Europe, including Seattle for the Sprite Liquid Mix festival and Oxegen Festival, Dublin. In 2008 Kela performed with Prince and Nikka Costa at the O2 Arena.
His live shows incorporates drum & bass, electro and hip hop styles, singing, MCing, realistic vocal scratching, body movements, and imitations of popular songs such as "I'm a Slave 4 U" by Britney Spears and "Tom's Diner" by Suzanne Vega. He calls his technique "multivocalism", a term coined by longtime artwork collaborator Mark Splinter in 2000. Kela's crew has performed hundreds of live shows all around the world; they are known as "Spit Kingdom."
Kela released The Permanent Marker in 2002, a beatbox-only album featuring Fallacy, Harry Love, and Normski. He then toured with Mobb Deep, Redman, Busta Rhymes, and others. He was second billed at the Earls Court Music festival with Jay-Z.
The Elocution album  (Sony BMG) came in 2005 & included The Elysian Quartet on strings, backing vocalists Rookwood and Trip, DJ Skeletrik, and his producer Spider on keys and vocals. It also featured Sweetie Irie, James Rushent (Does It Offend You, Yeah?), Roots Manuva, and Neneh Cherry, with writing from Karen Poole. His song Jawbreaker was put on the FIFA Street 2 soundtrack and is to date one of the strongest releases off the Elocution album.
KK appears in an advert for "Rowntree's Fruit Pastilles" and regular appearances on TV shows such as "Big Brother's Little Brother", the Royal Variety Performance, Blue Peter, 4Music, Britain's Got Talent, and four Absolut Vodka commercials in the US.
He also created a mix album alongside his then crew Spitkingdom, entitled "Days That Shook The World" produced by James Rushent (Does It Offend You, Yeah?) and DJ Skelectrik, which received "Best Mix CD 2007 in DJ Magazine UK. He also released the cd Ontourvandamage in 2008, produced by DJ Plus One (Scratch Perverts, Jack Beats)
In 2009 Kela created his debut album Amplified!.
The album contained "Built Like An Amplifier" which included remixes from Dave Spoon, Sway, and Faith SFX. "Everyday" was produced by Alan Braxe with remixes from LifeLike, Jakwob, and Franz Ferdinand. It also included "Get A Rise," featuring Hadouken, which was heavily featured on the Need for Speed: Hot Pursuit soundtrack.
Other features include a Mentos candy commercial, Absolut Vodka Commercials for North America (2004), recent work alongside stylists Judy Blame, PinsLondon, Noki. studio work with Tinie Tempah, Wiley from his "See Clear Now" Album, The Kool Kids (US), visuals and beatbox for the new Gorillaz Soundsystem project, and recording with The Glitch Mob.
On 28 September that year, Killa Kela appeared at the London School of Economics.
KK performed at the Glastonbury main stage to 83,000 people, as well as touring Australia and Asia.
In 2014 KK begun work on a side project alongside then girlfriend, vocalist Ami Carmine (Todd Terry, Stanton Warriors and Basement Jaxx collaborator) to create a cinematic inspired duo called Them&Us (with Kela's long time producer/collaborator James Rushent. And within the period of 4 years released 5 EP's, along with various extensive Asian, and European tours.
In 2015 KK performed alongside DJ Fresh and Fleur East at the Royal Albert Hall, and collaborated With UK Funky Pioneer Roska on a track called "Toll Booth" off the Asking 4 It EP. Them&Us also collaborated with The Stanton Warrior's with the track Cut Me Up on the Punks label.
In 2016 Them&Us won Best International Act at The Toronto Independent Music awards, as well as coming 3rd place at Indie Week Canada's annual international battle of the bands. Kela hit the road beatboxing as part of the half time show for Monster Energy's RX Rig Riot events, which took him on tour across Europe. He also performed at Hyde Parks Winter Wonderland over the Christmas season and performed his final show alongside all the original members of The Spitkingdom Soundsystem at the Jazz Cafe. The group disbanded after a year.
KK was featured on the Conrank track "Set It Off" which was released on Circus Records , as well as TV commercials for Virgin Media (the sponsor for Britain's Got Talent ), Ford, and Campari in Germany.
In 2018 Killa Kela started a self-titled weekly Podcast, with the focus being "Artist to Artist, all things Music and street culture" and has featured guests on from music, Djing, fashion, art and sports.
- Antistatic Mouthwash mix tape (2000)
- Heavy Artillery - All Terrain Series (2001)
- Crop Circles - All Terrain Series (2001)
- Permanent Marker (2002)
- For Those Who've Joined Us (2003)
- Jawbreaker (2003)
- Elocution (2005)
- Secrets (2005)
- Days That Shook The World Mix CD (2006)
- Reveal Your Inner Self (2007)
- Ontourvandamage Mix CD (2008)
- NightWatcher (2008)
- Built Like An Amplifier (2009)
- Everyday single (2010)
- Amplified! released through 100% Records (2010)
- Killa Kela & Eklips "Crowd Control" EP (2013)
- Them&Us "All Dolled Up EP" through Rubbaduck records (2014)
- Them&Us and Stanton Warriors "Cut Me Up" through Punks Records (2015)
- Them&Us "Chapter One: And So It Begins" EP Through Mermaid Punk/Them&Us (2015)
- Them&Us "Chaper Two: The Great Escape" EP Through Mermaid Punk/Them&Us (2015)
- Them&Us "Chaper Two: The Great Escape" EP (The Beatbox Version) Through Mermaid Punk/Them&Us (2015)
- Them&Us "Chapter Three: Icarus" Through Mermaid Punk/Them&Us (2016)
- Killa Kela "Body Parts" Through Splice (2018)
- Killa Kela & Yunis "Smoke The Hydro" (2018)
- "Music - Killa Kela". BBC. 1 January 1970. Retrieved 19 August 2014.
- "Basement Jaxx - Oh My Gosh (CD) at Discogs". Discogs.com. Retrieved 19 August 2014.
- "Killa Kela". Thesituation.co.uk. 24 April 2006. Archived from the original on 16 April 2011. Retrieved 19 August 2014.
-  Archived 17 March 2013 at the Wayback Machine
- Alan Braxe / Fallon / Killa Kela / Stanton Warriors – Nightwatcher (Show Me) /Addictive – Composed by Alain Quéme / D. Butler / Fred Falke / Mark Yardley / R. Thomas / Vicky O'Neill at AllMusic. Retrieved 24 March 2016.
- Alan Braxe / Fallon / Killa Kela – Nightwatcher (Show Me) – Composed by Alain Quéme / Fred Falke / Lee Potter / Vicky O'Neill at AllMusic. Retrieved 24 March 2016.
- "Patsy Kensit splits with fella - now". Nowmagazine.co.uk. 9 August 2007. Retrieved 19 August 2014.