SPEARS ‘TALKED ABOUT CLOTHES AND DOGS’ ON TV SET

So what was Britney Spears like on the "How I Met Your Mother" set?

"She was lovely," Alyson Hannigan told Usmagazine.com at the sitcom's re-launch party in West Hollywood Thursday. (The party had a St. Patrick’s Day theme, complete with Jameson Irish Whisky stations since the show will return to the air on St. Patrick’s Day.)