Production begins today on CBS for "How I Met Your Mother". Britney is back as Abby for their May 12 episode .
The synopsis of the episode, "Everything Must Go," was released by 20th Century Fox: "Barney and Abby realize that they have one thing in common, their mutual hatred of Ted. The new 'couple' decides to go to the bar to flaunt their new relationship in Ted's face. Desperate to get a rise out of his former pal, Barney pops a surprising question to Abby. "
Executive Producer CRAIG THOMAS says he is "thrilled" to have Britney back. "We're all so thrilled to have Britney joining us once again. And just to head it off at the pass this time around: 'Yes, Mom, Britney's very nice and no, I can't get her autograph for you.' "I'm so pleased to see Britney working.