There is no such thing as a twonkie. There is a such thing as a Twinkie which is a snack desert.
A toejam is a twonkie that grows in your stomach and slowly eats your intestines
Jimmy Nuetron can capture a twonkie by using his freakishly large brain to think of a plan to catch one. If he's smart enough he might work out that all he has got to do is grab it.