Sarah Silverman's Puppy Love

5/8/2007 3:25 PM PDT

Sarah Silverman's Puppy Love

TMZ has obtained video of Sarah Silverman giving her dog a mouth-to-mouth kiss, allegedly to promote new gig as host of the MTV Movie Awards.

The video, shot for the "Best Kiss" segment of the show, has Silverman moving toward her small black dog, turning it over, and planting a wet one on its mouth. Someone please tell the dog where that mouth has been!

In addition to Sarah's animal love, the show will feature performances by Rihanna, Jay-Z, and British bombedshell Amy Winehouse's first live TV performance in the states.

The MTV Movie Awards will air live, Sunday June 3.