Kristen Stewart and Taylor Lautner Star in MTV Movie Award Ads

The Twilight Saga may not be known for its humor, but Kristen Stewart and Taylor Lautner show off their lighter sides in two new ads for the MTV Movie Awards.

First, Stewart is approached by Jason Sudekis as she waits to have her hair done. She then gives him permission to redo her look, a decision she immediately regrets:

Kristen Stewart MTV Movie Awards Ad

Next, Lautner - who is pitted against Robert Pattinson for Best Male Performance and hails from this proud city - is trapped in a (stolen!) cab by the same Saturday Night Live funny man, who will host the June 5 ceremony. Check out that commercial below and tune in to MTV next Sunday night to see these stars on stage.

Taylor Lautner MTV Movie Awards Ad