Julianna Margulies, Jimmy Fallon Julianna Margulies, Jimmy Fallon

This week, Jimmy Fallon and Julianna Margulies teamed up for a SaturdayNight Live-esque sketch on The Tonight Show, and SNL alum Nasim Pedrad revealed her Aziz Ansari impersonation on Conan. An amazing mashup fused Orange Is the New Black with The Golden Girls, and competitive eating champion Takeru Kobayashi went up against ... a hamster. Oh, and Bryan Cranston performed a one-man "MLB on TBS" postseason show. Check out those clips and more in our weekly roundup of the best online videos:

On the Set: Go behind the scenes of Gotham and NCIS: New Orleans

Musical Morning Announcements with Jimmy and Juliana: Here, Jimmy Fallon and Good Wife star Juliana Margulies play geeky school administrators, reading the morning announcements as parodies of Top 40 hits. (Just go with it.)

"CopMom": Okay, it's not a video per se, but this Mysteries of Laura-inspired theme song, from NPR writer Linda Holmes, might be the best thing that happened this week. (And certainly the best thing that's happened in relation to the show.

"Golden Is the New Black": Thank you for being an inmate? Picture Orange Is the New Black reimagined as a heartwarming story about female friendship. Actually, wait a second ...

Nasim Pedrad's excellent Aziz Ansari impression: This Conan interview has us dreading Nasim Pedrad's absence from Saturday Night Live even more. Check out her lost impersonation of Aziz Ansari, the result of numerous conversations with producers in which Pedrad asked to "play another small man."

Bryan Cranston's MLB on PBS: The baseball postseason is almost upon us, and Bryan Cranston is preparing for his first major post-Breaking Bad role: performing an entire baseball game, analysis and all, as a one-man show.

Reverse Jeopardy!Ever wonder what Jeopardy! would look like in reverse? Here's your answer. That Alex Trebek knows the answer to everything ...

Reverse JEOPARDY! by WoodenNickelShorts

Kobayashi vs. Hamster: Who will win in a hot-dog-eating contest — competitive eating champ Takeru Kobayashi, or a tiny hamster? (Let's be honest, the results aren't that important. What matters is that you get to watch a hamster scarf down tiny hot dogs.)