Armie Hammer & Ricky Martin Suit Up for a Grammy After Party

Armie Hammer, Calvin Harris, Ricky Martin, and Josh Groban make the room so much hotter while attending an after party following the 2015 Grammy Awards at the Hollywood Athletic Club on Sunday (February 8) in Hollywood.

Also in attendance at the party were Miguel (with girlfriend Nazanin Mandi), Unbroken actor Miyavi, Janelle Monae, Mark Ronson (with wife Josephine de la Baume), Christina Milian, soccer player Robbie Rogers, model Bar Paly, Calvin‘s girlfriend Aarika Wolf, and Armie‘s wife Elizabeth Chambers.

FYI: Bar is wearing a Lorena Sarbu dress, Alexandre Birman shoes, and an LK Bennett clutch.

30+ pictures inside of stars attending the post-Grammys party…