(In no real order)
Spoiler warning. But don’t let it deter you.
Sue + Kitty Cat
Abed is BATMAN
HOW I MET YOUR MOTHER
The Fourth Slap
The Lorenzo Van Matterhorn
5×19 – “Vegas” – Couldn’t find any good clips, but what an awesome episode
Finally getting that first teaser…
As well as the opening few minutes, proving that Stargate is alive and well (no clip, I’m afraid).
Time (& WTF ending) – totally awesome
Leaving Rush on the planet in Justice – no clip, but still awesome
The Final Season as a whole
Dr. Horrible Takes Over the Emmys!
The end of the Super Bowl. Awesome.
Phew. That might be all of them. I’m sure I’ll remember some more, though.