Ian Somerhalder & Nina Dobrev: 'Glamour' Book Party!

Nina Dobrev and Ian Somerhalder attend a party for Glamour‘s new book on Monday (April 16) in West Hollywood, Calif.

The couple – along with celeb stylist Rachel Zoe and Glamour‘s Editor-in-Chief, Cindi Leive – celebrated the release of “30 Things Every Woman Should Have and Should Know by the Time She’s 30.”

Over the weekend, Nina and Ian got cozy at the 2012 Coachella Music Festival, where they also hit up a pool party and BBQ.

“Venice. Ahhhh. Home sweet home. Good night world!” Ian tweeted after returning from Indio, Calif.