Leno is one of a handful of high-profile guest stars appearing in the first season of Shifting Gears, joining Jenna Elfman, who has a recurring role, and Allen’s Last Man Standing co-star Nancy Travis.

Leno’s appearance on 'Shifting Gears' will air on March 12Jay Leno is teaming up with Tim Allen once again!On Feb. 11, ABC announced that the former Tonight Show host, 74, will make a cameo as himself on the March 12 episode of Shifting Gears.

Tim Allen is shifting gears by bringing in another stand-up comedian to help generate some laughs on his ABC sitcom. Jay Leno will make a cameo as himself in episode 109 of Shifting Gears, Allen’s new comedy in which he plays a stubborn,

Disney/Raymond Liu Tim Allen is staging another reunion on his ABC sitcom Shifting Gears - but this time it is with fellow comedian Jay Leno. ABC announced that Leno, 74, will make a cameo as himself on an upcoming episode of Shifting Gears,