Lauren lands in tears during her surprise birthday party when Heidi rocks the boat by showing up uninvited. Plus, Spencer takes a swing at Stephanie's ex-boyfriend, Cameron.
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Cast of The Hills
Lauren ConradSelf
Audrina PatridgeSelf
Heidi MontagSelf
Spencer PrattSelf
Brody JennerHimself
Lo BosworthHerself
Whitney PortSelf
Stephanie PrattHerself
Justin BresciaSelf
Holly MontagHerself
Kristin CavallariHerself
Lisa LoveSelf
Brent BolthouseHimself
Kelly CutroneHerself
Jen BunneyHerself
Jason WahlerHimself
Jayde NicoleHerself
Brian DroletHimself
Doug ReinhardtHimself
Ryan CabreraHimself
Sam NazarianHimself
Jessica HallHerself
Emily WeissHerself
Linda ThompsonHerself
Julie KrystinaHerself
Tiffany Diamond SmithHerself
Jennifer HowieHerself
Colton HaynesHimself
Jade Porter IIHerself
Kathy ConradHerself
Robin AntinSelf
Roxy OlinHerself
Corey BohanHimself
Davis FactorHimself
Perez HiltonHimself
Shenae Grimes-BeechHerself
Amber Stevens WestHerself
David FuitModel
Matthew Robert KellyHimself
Derek ThelerHimself
André Leon TalleyHimself
Shelby SmithHerself
Sujata DayHerself
Marc JacobsHimself
Hilary DuffSelf
Selena GomezSelf
Hayden PanettiereHerself
Emma RobertsHerself
Emmy RossumHerself
Cody KennedyHerself
Chelsea KorkaSelf
Eric MabiusSelf
Martha CampbellHerself
Kirstie AlleyHerself
Jason LeeHimself
Stephen CollettiHimself
Matt SkibaHimself
Daniel AndrianoHimself
Derek GrantHimself
Lady GagaHerself
Taylor ArmstrongHerself
Colin OwensHimself
Brandy NorwoodHerself
Michelle TrachtenbergHerself
Tiffany PulvinoHerself
Dennis CavallariHimself
Jim ConradHimself
Scheana MarieHerself
Sara Jean UnderwoodHerself
Danny O'DonoghueHimself
Mark SheehanHimself
Josh HansenHimself
Glen PowerHimself
Sean KingstonSelf