Smash!! (in Russian: СМЭШ!!) was a Russian pop duo formed in 2000 which consisted of members Sergey Lazarev and Vlad Topalov. They sang mainly in English, and released their music in Eastern Europe and Southeast Asia. They were most popular among teenagers in Russia and Southeast Asia. The band split up in 2006.
Sergey and Vlad were signed in 2000 with the music label Universal Music Russia, under the name 'Smash!!'. In January 2002, the duo shot a music video for their first single "Should Have Loved You More". In August of the same year, they won the New Wave contest in Jūrmala, Latvia. They'd originally worked together as part of the children's group Neposedi, alongside Lena Katina and Yulia Volkova, the two girls that would eventually become t.A.T.u..