Bunsen is a Beast!

On a fieldtrip to MASA, Mikey and Bunsen run into Commander Cone, mistaking him for a Mastronaut. Not wanting to disappoint his young fans, Commander Cone gives them a tour of MASA and accidentally launches them into space.

Amanda turns into a ferocious beast and causes panic at school after eating Bunsen's beast cookies. Mikey, Bunsen, and Amanda team up to study minks after Amanda's tightened braces causes her to make mink calls.

Amanda gets trapped in Bunsen's hugging chair and can only be released once she is happy. Bunsen falls in love with a guinea pig and tries to woo her, while Amanda tries to sabotage the love affair.

To make time for their band, Mucklefunk, Bunsen clones Mikey so his clones can run all of his after-school clubs. Mikey and Bunsen go into detective mode after Commander Cone is framed for stealing Amanda's phone case.

Bunsen's Beast Ball tells him and Mikey to do fun things, until Amanda swaps out their Beast Ball for her own. Mikey wants the lead role in a play so he can get a kiss from Sophie Sanders, but Amanda plans to sabotage that.

It's Bunsen first Halloween and Mikey is excited to show him how to collect tons of candy, but Amanda plans to dress up like the Sweet Teeth beast and steal everyone's candy for herself.

Bunsen is super excited about celebrating his first Christmas ever. But when Amanda finds out she's on the naughty list, she stuffs Santa in a gift box and hijacks all the toys. Can Mikey and Bunsen find Santa in time to save Xmas?

Amanda becomes Mikey and Bunsen's best friend after they perform the Best Friends Forever beast ceremony on her. Amanda sends Mikey and Bunsen on a bogus treasure hunt by giving them a fake map to Captain Schnook's Booty.

Mikey and Bunsen have to find Boodles, Bunsen's invisible dog, after Amanda lures him away from home. Bunsen's best beast friend, Wolfie, comes to visit Muckledunk and has his eyes and stomach set on Mikey.

Mikey and Bunsen have to deliver a beast baby after accidentally switching packages at the Monstork Factory. Bunsen's cousin, Wilda, comes to town and develops a crush on Mikey, which terrifies him and makes Amanda jealous.