Mika Kristian Karppinen, better known as Gas Lipstick (born 8 February 1971), is a Swedish-Finnish musician, best known as the previous drummer of the Finnish rock group HIM. Karppinen is also drummer to other bands, but they are on hiatus, such as Finnish deathgrind group To Separate the Flesh from the Bones, Finnish heavy metal group Bendover, Finnish punk group Valvotakomissio and International Finnish / Swedish punk group Ääritila.