1. Who was Elvis' co-star in "Viva Las Vegas?": Ann-Margret
2. Who's demonstrating his passion for music in a long run at the Las Vegas Hilton?: Barry Manilow
3. What U2 video was shot in Vegas?: "I Still Haven't Found What I'm Looking For"
4. At what Las Vegas hotel would you find the House of Blues?: Mandalay Bay
5. This late pianist, known for his elaborate stage costumes, has a whole museum dedicated to him in Las Vegas.: Liberace
6. Frank Sinatra never sang here, but what Las Vegas hotel is named for one of his most famous songs?: New York New York
7. What Sheryl Crow song later lent its title to a movie for which Nicolas Cage won an Oscar?: "Leaving Las Vegas"
8. At what legendary Las Vegas hotel can you currently see Elton John in "The Red Piano?": Caesars Palace
9. "LOVE - Cirque du Soleil" features the music of what group?: Beatles (If you're a Beatles fan, you MUST see this. I loved it.)
10. Which 90s diva is currently in residence at the Flamingo?: Toni Braxton
11. This Las Vegas hotel features fountains that "dance" to more than 25 different pieces of music.: Bellagio
12. In what song did Faith Hill invite her boyfriend to "kiss the single life goodbye?": "Let's Go to Vegas"
13. His only hit was "Playground In My Mind," but somehow he's managed to turn that into a long-running show at Harrah's. Who is he?: Clint Holmes
14. "The Joint" is the name of the performance hall at what off-Strip Las Vegas hotel?: The Hard Rock Hotel
15. Phil Lesh and Trey Anastasio are among the performers set to headline what Las Vegas music festival this year?: Vegoose
16. What two Rat Packers have streets named for them in Las Vegas?: Frank Sinatra and Dean Martin
17. Who got married on May 1, 1967, in the Aladdin Hotel in Las Vegas?: Elvis and Priscilla Presley

Bonus: Will Smith's video for "Gettin' Jiggy Wit It" includes a sequence shot in the lobby of what Las Vegas hotel?: Luxor (it's the part with the big Egyptian statues).