TUESDAY, MARCH 16

"90210" - (8:00-9:00 p.m. ET)

"Girl Fight" (TV-14, L) (HDTV)

NAOMI AND IVY GET INTO A CAT FIGHT ON THE BEACH, PLUS KELLY LYNCH GUEST STARS - Naomi (AnnaLynne McCord) enlists Ivy's (Gillian Zinser) help in reducing the awkwardness with Liam (Matt Lanter) and the three decide to go on a hike, something Naomi has never done. Naomi discovers Ivy's alterior motives and confronts her by pushing her face in the sand. Naomi, Silver (Jessica Stroup) and Adrianna (Jessica Lowndes) go shopping in the Palisades and run into Annie (Shenae Grimes) and Jasper (Zach Sherman). Jasper blackmails Annie with photographic proof of her hit-and-run, but she gives Jasper an ultimatum that puts her mind at ease. Adrianna and Gia's (Rumer Willis) friendship continues to develop when the two throw a pity party for themselves. Silver (Jessica Stroup) and Teddy (Trevor Donovan) toy with the idea of trying to make a relationship work. Ryan (Ryan Eggold) meets free-spirited Laurel (guest star Kelly Lynch, "The L Word") at a bar, but soon they move to her car so they can get to know each other even better. A surprise visitor shows up on the Wilson's doorstep. Rob Estes, Lori Loughlin, Michael Steger and Tristan Wilds also star. Fred Gerber directed the episode written by Rebecca Sinclair and Jennie Snyder Urman (#214).