Here is the full list of all 50 Yeah Jam Fury: U, Me, Everybody! achievements.
Restart a level
Finish a stage as Yeah
Finish a stage as Jam
Finish a stage as Fury
Witness Mr. Super
Fire a block at your head to force a switch to Fury
Complete '5,000 Blocks'
Hear "What's going on?"
Complete 10 B-Side Stages
Complete 50 B-Side Stages
Collect 15 stickers
Collect 30 stickers
Collect 45 stickers
Complete the 'Ghost Pepper' stage
Mute the VFX
Grab the mango in the credits level
Complete 'Lights Out'
Complete 'Happy Birthday'
Launch Ms. Carrot into Mr. Snowman's Face
Complete 'Z-Mart'
Lose 'Z-Mart' with an accrued debt
Have Ms. Carrot freeze Yeah, Jam, and Fury each at least once
Beat your best time on any stage twice
Beat 'Happy Birthday'
Beat 'Thread the Needle' without refooting
Complete 'Just Grab It'
Complete 100 B-Side Stages
Beat 'Oh Love' in under 30 seconds
Create and break the same block three times
Collect one of every common mango
Complete 'Space Jam'
Swing your hammer against 1,000 blocks
Beat 'Shaftcase' without refooting
Transition between dudes 250 times
Complete 'Oh Love'
Make a stage in Stage Builder
Make five stages in Stage Builder
Step foot on ten-thousand blocks
Beat 'Eurydice' without using the tops of the spires as checkpoints
Fire 20 blocks in a row without jumping or switching
Break fifteen-thousand blocks
Fall off 'Lose Your Footing' 5 times
Beat 'Icicles' in under 11 seconds
Play with the title screen and access the credits via this method
Beat 10 Custom Stages
Beat 20 levels
Beat 50 levels
Beat 100 levels
Quit out of five unbeaten custom stages without getting the mango
Pass through 200 Flags