1. Cupcake Wars Special: A Salute to the Circus

2. Celebrity: Atari Cupcakes

Get ready for an all-star cupcake showdown as Mel B, Mayim Bialik, Andy Dick and Jennie Garth battle to prove their baking dominance and have their cupcakes featured at an epic party celebrating the first and most famous video game platform of all time: Atari!

3. Celebrity: Can You Spell Cupcake?

Celebrities Joey Lawrence, Holly Madison, Matt Moy and Dita Von Teese throw down to prove that their cupcakes take the cake as they create show-stopping treats for a party celebrating the Scripps National Spelling Bee.

4. Celebrity: Cupcakes in Space

It's an all-star cupcake showdown as celebrities Greer Grammar, Maria Menounos, AJ Michalka and Tamera Mowry battle it out to prove that their cupcakes reign supreme. These four stars will have to shine bright to have their cupcakes featured at a galactic blowout celebrating the end of astronaut Scott Kelly's one-year mission in orbit, the longest in history!

5. Ultimate Showdown: Cirque du Soleil Cupcakes

Get ready for a cupcake battle royale as four of the best Cupcake Wars bakers of all time face off in a one-of-a-kind baking adventure to have their cupcakes at the center of an epic party celebrating Cirque du Soleil.

6. Kids Vs. Adults: DC Comics Superhero Girls

It's a cupcake showdown packed with a massive shocking twist as two unsuspecting adult bakers discover that they've been pitted against two child cupcake prodigies as they compete have their cupcakes featured at a party celebrating the DC Super Hero Girls.

7. Celebrity: Cheerleader Cupcakes

It's time to "Go! Fight! Win!" as Perez Hilton, Audrina Patridge, Lea Thompson and Nick Young battle for cupcake dominance and compete to have their cupcakes at the center of a party celebrating the nation's champion cheerleaders and their coaches.

8. Celebrity: Hello Cupcakes

It's time for cute overload as Shawn Johnson, NeNe Leakes, Lamorne Morris and Johnny Weir wage a celebrity cupcake battle royale for the chance to have their creations at the center of a massive party celebrating Hello Kitty, the globally-beloved icon of fashion and friendship.

9. Celebrity: Josie and The Pussycats

Celebrities Adrienne Bailon and Julissa Bermudez, Charlie and Max Carver, Ron Funches, and Katherine McNamara and Emeraude Toubia fight to create show-stopping cupcakes for party celebrating comic book rock icons Josie and the Pussycats.

10. Celebrity: Medieval Cupcakes

Four celebrity bakers are about to get medieval, as Yvette Nicole Brown, Brooke Burke-Charvet, Carson Kressley and Vanessa Marano battle to prove that their cupcakes reign supreme.

11. Celebrity: Twister

It's an all-star cupcake showdown as Coolio, Hannah Hart and Grace Helbig, Antonio Sabato Jr. and Molly Sims compete to have their cupcakes featured at a blowout party celebrating the 50th anniversary of the iconic game Twister!

12. Celebrity: Matilda

Drake Bell, Lori Greiner, Bob Harper and Heather Morris battle to prove their celebrity cupcake dominance and create show-stopping cupcakes for a party celebrating the wonder and whimsy of Roald Dahl's classic story, Matilda.