Celcius a compilation album by rapper Tech N9ne, it was released by Midwestside Records after Tech N9ne parted ways with the label. It contains a collection of songs he had previously recorded while still with the label, most unreleased until this point, though it also contains 3 songs where Tech does not appear.
"He Wanna Be Paid" had previously been released on the 0 to 60 Records compilation Midwest Mobbin under the title "Get Yo Paper". "Boss Doggs" is a remix of the song "Boss Doggin" from the 57th Street Rogue Dog Villians' album My Dogs For Life while "Sprung" makes an appearance after appearing on the Live From The Ghetto compilation where it appeared under the title of "Blank Zone", a misspelling of the actual name, "Biank Zone." "Be Warned" was a title track to his 2000 album that got shelved.