So it's official? Shit I can't keep up with it anymore. She IS confirmed for "How I Met Your Mother" one minute, and she's not the next. I kind of am over it. I want a sick new music video. But I'll take what I can get! ETonline.com & LAtimes.com is reporting that Britney IS signed on for a second episode of "HIMYM," and is airing as soon as May 12th: "We're all so thrilled to have Britney joining us once again," executive producer Craig Thomas says. Britney will be reprising her role as Abby the receptionist. Production on the episode begins today."