For the first time in a long time, Saturday Night Live Season 37 featured no changes in the cast lineup. The show remains hugely successful, and is still one of NBC's highest-rated scripted series every week. Check out these recaps from SNL's 37th season in late night.

Photo courtesy NBCSaturday Night Live mainstay Alec Baldwin broke the record previously held by Steve Martin for the most times hosting the show making his 16th appearance in the season opener. It was a strong start to the season, too, and featured guest appearances from both Martin and Seth Rogen. Original air date 9/24/11.

Photo courtesy NBCFresh off her Emmy Win for Outstanding Actress in a Comedy Series for her work on Mike & Molly, actress Melissa McCarthy hosted SNL for the first time and proved surprisingly game. The show put her at the center of every sketch and truly made her the star -- just the way it ought to be with a guest host. Original air date 10/1/11.

Photo courtesy NBCComedy superstar Ben Stiller hosted Saturday Night Live for the first time since 1998, reprising some of his most famous characters including Bruce Springsteen and male model Derek Zoolander. Musical guest was Foster the People. Special guest appearances were made by Hugh Jackman and Kenny G. Original air date 10/8/11.

Photo courtesy NBCActress Anna Faris hosted SNL for her second time this week, and it was the first episode of the new season that felt like it belonged more in Season 36. Musical guest was rapper Drake, with a special guest appearance from Nicki Minaj. Original air date 10/15/11.

Photo courtesy NBCIt's Always Sunny in Philadelphia star Charlie Day hosted SNL for the first time, acquitting himself nicely in another decent-to-good episode. Musical guest was Maroon 5, and lead singer Adam Levine appeared briefly in two sketches. Day's Sunny co-star Danny DeVito appeared during the opening monologue. Original air date 11/5/11.

Photo courtesy NBCEmma Stone returned to host SNL for the second time, but the episode proved to be one of the first disappointments of the 37th season. Musical guest was Coldplay, who appeared in a couple of sketches. Stone's Amazing Spider-Man co-star, Andrew Garfield, appeared briefly during the monologue. Original air date 11/12/11.

Photo courtesy NBCHow I Met Your Mother star Jason Segel hosted for the first time this week in support of his new movie, The Muppets, which meant the episode featured a number of appearances from the Muppets themselves, from the opening monologue to Kermit the Frog sitting in on a segment of "Really?!?" during "Weekend Update." Florence and the Machine was the musical guest. Paul Rudd made a surprise appearance during the "Kissing Family" sketch, and Olivia Wilde made a cameo during the week's Digital Short. Original air date 11/19/11.

Photo courtesy NBCBoardwalk Empire star Steve Buscemi hosted this week, with musical guest The Black Keys. Former cast member Maya Rudolph dropped by to play Whitney Houston during another installment of "The Miley Cyrus Show." Original air date 12/3/11.

Photo courtesy NBCPop star Katy Perry tried her hand at sketch comedy this week by hosting SNL, while her opening act on tour, Robyn, handled musical guest duties. Guest appearances were made by Darryl Hammond, Alec Baldwin, Matt Damon and Val Kilmer. Original air date 12/10/11.

Photo courtesy NBCFormer cast member Jimmy Fallon returned to host SNL for the first time since leaving the show in an episode that celebrated everything that makes the show fun. Past cast members Tina Fey, Amy Poehler, Horatio Sanz, Rachel Dratch, Tracy Morgan and Chris Kattan all made appearances, as did actor Jude Law during "Weekend Update." Michael Buble was the musical guest. Original air date 12/17/11.