All Available Episode
All Season 4 Episode
1. Jerky Jasper
Uncle Grandpa goes to great lengths to meet Pizza Steve's imaginary friend.
2. Dinosaur Day
Pizza Steve's jealousy ruins Uncle Grandpa's Dinosaur Day celebration for Mr. Gus.
3. RV Olympics
Pizza Steve and Mr. Gus compete in the RV Olympics.
4. Uncle Melvins
Legendary rock band, the Melvins team up with Uncle Grandpa to help a young girl who wants to win her school's talent show.
5. Uncle Baseball
A failing little league team on the brink of giving up gets help from UG and some Major League Baseball players.
6. Costume Crisis
Uncle Grandpa makes improvements to a kid's Halloween costume.
7. Uncle Grandpa Runs for President
Uncle Grandpa and Pizza Steve run against one another in the RV presidential race.
8. Chill Out
Uncle Grandpa takes a kid to the North Pole for an epic snowball battle.
9. The Bike Ride
Pizza Steve desperately tries to prevent the gang from finding out his shameful secret.
10. Mr. Gus Moves Out
Mr. Gus moves out of the RV and Uncle Grandpa and Pizza Steve try to get him back.
11. Hiccup Havok
Uncle Grandpa helps a kid who can't get rid of the hiccups.
12. MacGuffin
Uncle Grandpa and a kid embark on a dangerous jungle adventure in search of a legendary MacGuffin.
13. Gone to His Head
Uncle Grandpa's new found confidence makes his head big.
14. Pony Tale
Uncle Grandpa grows a ponytail which gains him the attention of a magical pony.
15. You Can't Handle the Tooth!
Uncle Grandpa and Mr. Gus must rescue Pizza Steve from the Tooth Fairy.
16. A Gift for Gus
Uncle Grandpa's present for Mr. Gus gets loose and causes trouble.
17. Robo-UG
Uncle Grandpa builds a robot version of himself to help with his duties.
18. Lil' Mac
Mr. Gus's nephew terrorizes Uncle Grandpa and Pizza Steve.
19. Disappearing Act
Uncle Grandpa helps a young wannabe magician by teaching her a new trick.
20. Tongue Tied
Uncle Grandpa helps a shy kid gain confidence.
21. Uncle Dummy
Uncle Grandpa and Pizza Steve try to convince Mr. Gus that his ventriloquist dummy is alive.
22. Face Fix
Uncle Grandpa and Pizza Steve help Mr. Gus try to get his face back to normal before an important photo shoot.
23. The Phone Call
A threatening phone call from a stranger causes the gang to panic.
24. Uncle Cupid
Cupid, too lonely to perform his Valentine's Day duties, comes to Uncle Grandpa for help.
25. Doctor Visit
Uncle Grandpa hates going to the doctor, but he's overdue for an important vaccination.
26. Cake Mistake
Uncle Grandpa and Mr. Gus eat a cake meant for someone else.