Season 4

01 Jerky Jasper Episode 11st July 2016 Uncle Grandpa goes to great lengths to meet Pizza Steve's imaginary friend. 02 Dinosaur Day Episode 21st July 2016 Pizza Steve's jealousy ruins Uncle Grandpa's Dinosaur Day celebration for Mr. Gus. 03 RV Olympics Episode 34th August 2016 Pizza Steve and Mr. Gus compete in the RV Olympics. 04 Uncle Melvins Episode 44th August 2016 Legendary rock band, the Melvins team up with Uncle Grandpa to help a young girl who wants to win her school's talent show. 05 Uncle Baseball Episode 522nd October 2016 A failing little league team on the brink of giving up gets help from UG and some Major League Baseball players. 06 Costume Crisis Episode 622nd October 2016 Uncle Grandpa makes improvements to a kid's Halloween costume. 07 Uncle Grandpa Runs for President Episode 73rd November 2016 Uncle Grandpa and Pizza Steve run against one another in the RV presidential race. 08 Chill Out Episode 81st December 2016 Uncle Grandpa takes a kid to the North Pole for an epic snowball battle. 09 The Bike Ride Episode 95th December 2016 Pizza Steve desperately tries to prevent the gang from finding out his shameful secret. 10 Mr. Gus Moves Out Episode 105th December 2016 Mr. Gus moves out of the RV and Uncle Grandpa and Pizza Steve try to get him back. 11 Hiccup Havok Episode 116th December 2016 Uncle Grandpa helps a kid who can't get rid of the hiccups. 12 MacGuffin Episode 126th December 2016 Uncle Grandpa and a kid embark on a dangerous jungle adventure in search of a legendary MacGuffin. 13 Gone to His Head Episode 137th December 2016 Uncle Grandpa's new found confidence makes his head big. 14 Pony Tale Episode 147th December 2016 Uncle Grandpa grows a ponytail which gains him the attention of a magical pony. 15 You Can't Handle the Tooth! Episode 158th December 2016 Uncle Grandpa and Mr. Gus must rescue Pizza Steve from the Tooth Fairy. 16 A Gift for Gus Episode 168th December 2016 Uncle Grandpa's present for Mr. Gus gets loose and causes trouble. 17 Robo-UG Episode 179th December 2016 Uncle Grandpa builds a robot version of himself to help with his duties. 18 Lil' Mac Episode 189th December 2016 Mr. Gus's nephew terrorizes Uncle Grandpa and Pizza Steve. 19 Disappearing Act Episode 1912th December 2016 Uncle Grandpa helps a young wannabe magician by teaching her a new trick. 20 Tongue Tied Episode 2012th December 2016 Uncle Grandpa helps a shy kid gain confidence. 21 Uncle Dummy Episode 2113th December 2016 Uncle Grandpa and Pizza Steve try to convince Mr. Gus that his ventriloquist dummy is alive. 22 Face Fix Episode 2213th December 2016 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 Episode 2314th December 2016 A threatening phone call from a stranger causes the gang to panic. 24 Uncle Cupid Episode 2414th December 2016 Cupid, too lonely to perform his Valentine's Day duties, comes to Uncle Grandpa for help. 25 Doctor Visit Episode 2515th December 2016 Uncle Grandpa hates going to the doctor, but he's overdue for an important vaccination. 26 Cake Mistake Episode 2615th December 2016 Uncle Grandpa and Mr. Gus eat a cake meant for someone else.