In season 3 episode 15, Barney actually mentions at one point that Gary Blauman (Played by taran killam) had died. However, Gary Blauman actually reappears in season 9 of the show. See more
When Lily is approached by the girl that's been sabotaging Barney while he's trying to pick up girls, the girl's hair is wavy/curly - and her voice definitely not Britney Spears
. Later we find out that the girl who talked to Lily was Abby, Britney's character, and the scene is shown again - this time with the actual Britney in it, straight hair and all. See more
I think we're going to wait on the baby thing. I mean I love babies. Babies rule. Pudgy arms and stuff. But, uh, they make you old. Kinda like this anchor weighing you down to one spot... forever.
I'm three months pregnant.
Not awkward, guys. Not awkward if we don't let it be awkward.
[nervously smiles, then walks away