#1 | 04.06.2021Episode 1 (Mom Wipe)
Dina tells Gabby she's in over her head and forbids her from babysitting aliens.
#2 | 11.06.2021Episode 2 (Gabby's Big Break)
Gabby has trouble stepping away when Swift makes her take a break from babysitting.
#3 | 18.06.2021Episode 3 (The Vibe)
Gabby is initially resistant when she discovers that Wes and Sky are into each other, fearing a change in the "vibe."
#4 | 25.06.2021Episode 4 (Ratita and the Ultras)
Unaware of its significance, Gabby sells a cherished family heirloom. While getting it back, she realizes that she should take a more active interest in her family history.
#5 | 02.07.2021Episode 5 (Mimi from Miami)
Gabby gets sucked into a game of one-upmanship when her friend Mimi from Miami visits to celebrate their shared birthday.
#6 | 09.07.2021Episode 6 (The Mile)
With the Congressional Fitness Test coming up, Gabby dreads her least favorite physical activity-running. She devises a plan to get out of it that causes mayhem for Swift.
#7 | 16.07.2021Episode 7 (Dude, Where's My House?)
When Gabby leaves Jeremy unattended during a babysitting job, she finds he has lost Swift's house in a bet with Jimbuk. Together, they must retrieve the house before Swift returns.
#8 | 30.07.2021Episode 8 (A Song of Gabby & Susie)
Gabby teams up with her bitter rival, Susie, to masquerade as best friends in order to win a contest to meet her favorite YA book author.
#9 | 06.08.2021Episode 9 (The Bubble)
Scary news headlines inspire Gabby to take on all the world's issues at once by assembling a team of aliens to combat it, but she accidentally releases a whole new calamity.
#10 | 06.08.2021Episode 10 (GOAT of the Month)
With the goal of getting into the GOAT of the Month magazine, Gabby and Wes decide to perform a duet at an open mic night, but Gabby invites an alien-made problem.
#11 | 17.09.2021Episode 11 (Welcome to the Club)
When joining the Latinx club fuels an identity crisis within Gabby, she goes overboard in her efforts to impress the group with her knowledge of all things Latinx.
#12 | 17.09.2021Episode 12 (Dinas and Dougs)
When Dina introduces Gabby and Olivia to her new boyfriend, Doug, the girls discover that while he may be a prince, he also has an extraterrestrial secret.
#13 | 08.10.2021Episode 13 (Beware the Fright Master)
Gabby becomes obsessed with exposing and turning the tables on Havensburg’s “Fright Master,” an unknown entity that terrorizes the school every Halloween.
#14 | 15.10.2021Episode 14 (Zeke to the Future)
Gabby gets a history lesson when alien technology delivers a boy from 1821 to modern-day Havensburg. Gabby recruits her alien friend Rooney to help get him home.
#15 | 22.10.2021Episode 15 (Adventures in Alien House-Sitting)
Gabby gets FOMO while babysitting an alien smart home, but when she uses the cool alien tech to lure a party to the house, the situation goes dangerously interstellar.
#16 | 29.10.2021Episode 16 (Fountain of Ruth)
When Grandma Ruth babysits Gabby and Olivia for the weekend, Gabby tries to pep her up with an alien energy drink but accidentally transforms Grandma into a Gwargwarian warrior.
#17 | 05.11.2021Episode 17 (Extreme Ruckus)
#18 | 12.11.2021Episode 18 (Shoe-Dun-It)
When Gabby discovers that her favorite sneakers have been mysteriously destroyed, she will not rest until she finds the shoe killer.
#19 | 19.11.2021Episode 19 (Magic Hours)
When Gabby and Wes’ school project gets wiped from Wes’ ancient laptop, they go on a wild ride to resurrect it before it’s due.
#20 | 26.11.2021Episode 20 (The Fault in Our Star Night)
After disobeying a group of scary aliens, Gabby is blasted into the past and must devise a plan to restore balance in the universe.
#21Episode 21