Marie's Sweetheart Doll Signing on ET

ET was there as entertainer Marie Osmond met fans in Las Vegas for a special Valentine's Day-themed doll signing event.

The event included bridal gift basket giveaways and she happily signed her doll creations for fans at the Flamingo Las Vegas, where she currently performs with her famous brother Donny.

Watch the video to see a surprise visit to the event by Bon Jovi's lead guitarist Richie Sambora and hear what Marie has to say about going out on a date with the rock star.