Louis Tomlinson & Nina Dobrev Celebrate The Chainsmokers' Grammy Nomination

Louis Tomlinson looks like the life of the party in this snap from The Chainsmokers‘ Pre Grammy Turn Up in Los Angeles last night.
The former One Direction singer mixed and mingled with the Best New Artist nominees, as well as Nina Dobrev, Jessica Szohr, Chace Crawford, Wiz Khalifa, Big Sean, and more.
PHOTOS: Check out the latest pics of Louis Tomlinson
Louis was spotted inside keeping to his close friends, while Nina got the party after an around the world trip from China!
Guests at the party sipped on a bevy of Elyx signature cocktails.