TUESDAY, FEBRUARY 9

"90210" � (8:00-9:00 p.m. ET)

"A Trip To The Moon" (TV-14, L) (HDTV)

RUMER WILLIS AND ANN GILLESPIE GUEST STAR � With the help of Teddy (guest star Trevor Donovan), Jackie (guest star Ann Gillespie) surprises Silver (Jessica Stroup) with a half-birthday celebration that takes her back to her childhood birthday parties. Navid (Michael Steger) witnesses Adrianna (Jessica Lowndes) buying drugs from Jasper (guest star Zach Sherman), forcing Navid to confront him about being a drug dealer. Dixon (Tristan Wilds) is determined to confront Sasha (Mekia Cox, who does not appear in the episode) about her miscarriage, forcing Debbie (Lori Loughlin) and Harry (Rob Estes) to reveal that Sasha lied about being pregnant. Annie (Shenae Grimes) and Jasper profess their love for each other and decide to take their relationship to the next level. After getting into a fight on the beach, Liam (Matt Lanter), with the help of Dixon (Tristan Wilds), Teddy and Ivy (Gillian Zinser), devises a plan seek revenge on Jen (Sara Foster, who does not appear in the episode). Ryan Eggold also stars. Rick Rosenthal directed the episode written by Paul Sciarotta & Jennie Snyder Urman (#209).