The Top 3 duos face their last, most intimidating night of cooking in the MasterChef kitchen for the Grand Finale. With an audience of friends and family, and the judges studying their every move, tonight the duos must perform their very best as a pair. 

The Top 3 duos face their last, most intimidating night of cooking in the MasterChef kitchen for the Grand Finale. With an audience of friends and family, and the judges studying their every move, tonight the duos must perform their very best as a pair. 

In honor of the lead up to the finale, FOX celebrates the highs and lows of season fifteen. In a compilation of clip highlights, the finalists will be showcased.

The top four duos face their biggest test yet in the semifinal challenge in which they must attempt to make one of Gordon's Michelin star dishes at the same speed as he makes it while taking turns cooking.

Both cooks in each duo must make the exact same dish while divided by an eight-foot-high wall, communicating by shouting over it; the duos must ensure their dish looks and tastes the same; the pair who make the worst dish are eliminated.

Each duo is challenged to create a three-course meal that replicates an appetizer from Joe Bastianich's restaurant, an entree from Tiffany Derry's restaurant and a dessert from Gordon Ramsay's restaurant.

The duos are split into two teams and must serve a garden full of barbecue aficionados.

The duos must bake not just a dozen macarons, but a giant tower of perfectly formed delicacies.

The four duos on the losing team last week fight for survival in a new pressure test challenge; the duos must bid for their ingredients, but they must give up time instead of money to get their preferred ingredients.

Two teams must prepare a VIP dining experience aboard a moving steam train.

One teammate begins cooking and the other must complete the dish.

The five duos on the losing team from the previous challenge face the first pressure test.

The Top 10 duos, in a stunning pier-side setting, must feed over 100 local fishermen and women.

The Top 11 duos must combine two boxes of ingredients to make a harmonious dish.

The top 12 duos must impress the judges with their finest dinner party dish.

The duos who failed to get white aprons in the audition rounds, get a surprise second chance.

The remaining eight pairs of home cooks go head-to-head in the audition battles.

Eight pairs of home cooks go head-to-head fighting to win legendary white aprons.