Matthew Morrison held his annual Halloween bash and 39th birthday at Poppy with all of his celebrity friends. The Glee alum arrived at Poppy in a “proud papa” costume for his 8th annual Halloween party presented by Pac Sun and Podwall Entertainment. Lots of celebs joined in the festivities, including Miles Teller and girlfriend Keleigh Sperry, Ariel Winter, Dorothy Wang, EJ Johnson, and much more. Robin Andre and the Cafe Wha performed some Halloween jams during the bash.