TUESDAY, SEPTEMBER 15

"90210" � (8:00-9:00 p.m. ET)

"To Sext or Not to Sext" (Content Rating TBD) (HDTV)

JOHN SCHNEIDER ("SMALLVILLE") AND RUMER WILLIS ("SORORITY ROW") GUEST STAR � Naomi (AnnaLynne McCord) is still furious with Annie (Shenae Grimes) from prom night and contemplates sending out a sexually explicit text message of Annie as payback. Silver (Jessica Stroup) is convinced that she and Dixon (Tristan Wilds) can mend their broken relationship, but Naomi and Adrianna (Jessica LowndeS) convince her to give him some much-needed space. Liam (Matt Lanter) attempts to apologize to Naomi for what happened on prom night and denies sleeping with Annie, but refuses to reveal who he was with. Meanwhile, Liam and Dixon join the surf team, in an effort to keep Liam's stepfather (guest star John Schneider, "Smallville") from sending him off to military school. Adrianna helps Navid (Michael Steger), now in charge of The Blaze News, land an interview with Teddy (guest star Trevor Donovan), but she is shocked with Navid's interviewing tactics. Ryan (Ryan Eggold) continues to pursue Jen (guest star Sara Foster), who continues to play hard-to-get. Rob Estes and Lori Loughlin also star. Tony Wharmby directed the episode written by Jennie Snyder Urman (#202).