Cap'n Crunch's Neutron Berries

While The Adventures of Jimmy Neutron, Boy Genius never got its own stand-alone cereal, there was a Limited Edition Cap'n Crunch cereal named Cap'n Crunch's Neutron Berries, being a version of Oops! All Berries with the "berries" shaped like a rocket, Goddard, and Jimmy's and Cindy's heads.

Example of:
Tie-In Cereal