These are the biggest cakes in Ultimate Cake Off history! Three master cake decorators battle to serve up their creations at the 'Monster Jam' monster truck competition in front of 40,000 fans and win $10,000.

It's the most intense Ultimate Cake Off ever! The pressure causes some of the cake decorators to break down in tears as they work to make the winning cake for a fairy tale wedding with 500 guests, and take home the $10,000.

Three master cake artists battle it out for the honor of serving up their cake at the Roller Derby season opener. The winner will take home 10,000 dollars!

In the most emotional Ultimate Cake Off yet, three master cake decorators battle it out to create the winning cake to be presented at a ceremony honoring heroes of the Los Angeles Fire Department.

It's an all-star competition as three Ultimate Cake Off champions battle it out to create the winning cake for a swimwear fashion show and win 10,000 dollars!

Three master cake artists go head-to-head to build an ultimate cake for an elegant, black-tie wedding and take home 10,000 dollars!

Sisters Sophie & Katherine own and operate one of the most successful cupcake bakeries in Washington, DC, "Georgetown Cupcake." The sisters agree to donate a huge Mardi Gras mask made out of a thousand cupcakes for a local fundraiser.

Sophie and Katherine offer to support a DC Animal Rescue fundraiser by creating a life size dog out of cupcakes as a centerpiece for the event. In the process, they also develop their first ever "pupcakes" for the gala as well.

The sisters offer to come up with a Greek inspired cupcake and a giant work of Greek art made out of cupcakes when "Mommy" invites her Greek Orthodox priest to the bakery to participate in an upcoming Greek festival.

The DC Roller Girl League asks sisters Sophie and Katherine to create an enormous version of their logo out of cupcakes for their opening day. Meanwhile, a trip to an exotic ingredient warehouse inspires a fun new cupcake flavor for Spring.

In this episode, things get difficult when Sophie and Katherine are asked to make cupcakes for a wedding that will mix the bride and groom's family recipes. A new employee crosses Sophie on his first day by accepting a bad order of strawberries.

A local fireman asks for baking lessons leading to a sister vs. sister bake-off at the firehouse. Meanwhile, a picky customer sends back cupcakes for her daughter's Sweet 16 party, leaving the sisters to scramble to redo them all.

Sophie and Katherine build a giant nine-foot glow-in-the-dark guitar for a super sweet sixteen party, while Andres and Mommy bake pizza cupcakes to go with it.

Sophie and Katherine must juggle two major cupcake orders this week - one for a birthday party at the National Zoo. But to add to their chaos, the sisters must first clean and sanitized their kitchen before they can even start.

Sophie and Katherine make a giant red high heeled shoe for DC's annual Halloween Drag Race. To join in on the fun, both Andres and Sergio decide to participate in the high-heel run.

The sisters are given a special assignment to bake 10,000 cupcakes for the troops in Afghanistan. Baking 10,000 cupcakes is no easy task, but choosing which flavor makes it even tougher. To help decide, it's time for a good old fashion bake-off!