Wendy's announced Wednesday it plans to launch a new cheeseburger called the "Krabby Patty Kollab," and in true "SpongeBob" fashion, it'll come with a "top-secret" sauce. Also launching as part of the collaboration with Paramount is a vanilla Frosty with a pineapple mango flavored puree swirl,

In celebration of the 25th anniversary of "Spongebob Squarepants," Wendy's has a limited-time-only Krabby Patty and a Pineapple Under The Sea Frosty.

The Krabby Patty is coming to Wendy’s restaurants nationwide. Here’s what you need to know about the limited-time item, featuring its new “top-secret” sauce.