This semipublic figure (he’s on “Hollywood Squares”) is the subject of the fond, frequently hilarious tribute “Get Bruce,” made by Andrew J. Kuehn. It’s worth the price of admission just to hear Vilanch bouncing ideas off of a revved Robin Williams, who shapeshifts into Jack Benny and Rochester before our eyes. Even Steven Segal hires Vilanch when he needs to be funny. Now that’s called earning your money.