Miley Cyrus [1] went all out for Liam Hemsworth and sister Noah Cyrus's joint birthday party on Friday. Liam rang in his 27th year with an N.W.A.-themed bash complete with giant pizzas, tattoos, and weed goodie bags, courtesy of Snoop Dogg. The party was a star-studded affair that included appearances by Elsa Pataky, Ashley Greene [2], and Flaming Lips frontman Wayne Coyne. Earlier in the day, Miley gave Liam a special shout-out [3] on Instagram, writing, "Happiest birthday EVER to my favorite being EVER EVER EVER! You have been my best friend since the day we met..... I am beyond lucky to share sooooo many animals with you!!! π·π¦πΆπ»π£ I love you @liamhemsworth."