Kevin Federline Kevin Federline

Kevin Federline will aim to cut the fat (and thus, the fat jokes) on the new season of Celebrity Fit Club, People reports.

See photos of K-Fed through the years

The 31-year-old former backup dancer and wannabe rapper, who has visibly packed on the pounds since his 2006 split from ex-wife Britney Spears, will join ex-girlfriend Shar Jackson, Bobby Brown and Nicole Eggert on the boot-camp weight-loss show.

News: Divorce, comeback prove costly for Spears

Federline's expanding waistline, which he recently showed off in a Miami pool, has earned him such nicknames as "K-Overfed" and "Kevin Fatterline."The seventh season of Celebrity Fit Club premieres on VH1 on Feb. 14, 2010.