A sweet tooth is a fondness or craving for sweet foods. Sweet Tooth may also refer to: Biology The "sweet tooth" behavioral phenotype (i.e., a fondness or craving for sweet foods), caused by a single nucleotide polymorphism of the FGF21 gene Fictional characters Sweet Tooth, a character in the video game series Twisted Metal Sweet Tooth, A villain in the 1977 animated TV series The New Adventures of Batman Sweet-Tooth Jangala, a character in the PlayStation 2 port of the 2008 racing video game Speed Racer: The Videogame Sweet Tooth, A villain in the 2012 musical Holy Musical B@man! Dr. Sweet Tooth, a character in The 7D Sweet Tooth, a character in the defunct online MMPORG game Moshi Monsters Literature Sweet Tooth (comics), a comic strip in the British comic Whizzer and Chips A 1989 story by Lin Carter Sweet Tooth (novel), a 2012 novel by Ian McEwan Sweet Tooth (Vertigo), an American comic book limited series by Jeff Lemire Sweet Tooth (TV series), an American fantasy drama series based on the comic book Music Halloween: Sweet Tooth, a 2007 album in the Halloween series by Mannheim Steamroller Sweet Tooth, a 1990s British band that included Justin Broadrick Sweet Tooth, a 2007 album by The Electric Confectionaires "Sweet Tooth", a song by the band Free from Tons of Sobs "Sweet Tooth", a song by Marilyn Manson from Portrait of an American Family "Sweet Tooth", a song by Raheem DeVaughn from The Love Experience "Sweet Tooth", a song by Cavetown from Sleepyhead Sweet Tooth, a 2022 album by Odanak musician Mali Obomsawin Other uses Sweet Tooth, an American thoroughbred racehorse named 1977 Kentucky Broodmare of the Year Sweet Tooth, a strain of Cannabis that won the 2001 Cannabis Cup