AceShowbiz -

It's a long wait until the come back of "90210" on the TV screen, but The CW have teased fans with the March 31 episode and those coming after. On April 17, Donna Martin will be back to the famous zip code, appearing at the front door of Kelly's house. Diablo Cody is also set to guest star as herself on the episode.

Donna, who is played by original "Beverly Hills, 90210" star Tori Spelling, will consider the option of moving back to the neighborhood and stay with Kelly. In the mean time, Diablo Cody self-explained her role through Twitter, writing "Doing 90210 was a trip. I 'acted' alongside Tori Spelling and Jennie Garth. I thought I was going to explode. We did a scene where Jennie Garth has to say 'Hey- you're Diablo Cody!' I felt like I was on the goddamn Love Boat!"

Meanwhile, the March 31 episode will be called "The Bad and the Trusted". Liam displays his dark side to Naomi, who is stunned but captivated by the intense, handsome bad-boy. Meanwhile, Annie spends a drunken evening under the stars with fellow thespian Max. Rhonda shocks Ethan with a racist comment about Dixon. Rhonda reveals to Annie that the story she told to Ethan and Annie was a lie. Silver makes a sex tape of her and Dixon.