Mouth Hole is an episode from Astroblast.


Comet has to be able to whistle.



Main charactersEdit

Supporting charactersEdit

Minor charactersEdit


  • This is the first episode to have an Astroblast character whistle.
  • Running Gag: Comet using a recorder to whistle.
  • Food Content: Radar is eating an apple.
  • While Halley is teaching Comet how to whistle, her left eyelash is missing for a split second.


  • January 8, 2015: Mouth Hole: Comet needs to able to whistle.
  • January 15, 2015: Hot Garbage: Radar loves his garbage, and he doesn't want anyone to throw it away.
  • January 22, 2015: Comet Backwards: Temoc comes to town and he replaced Comet as the leader of The Astroblast Crew.
  • January 29, 2015: Crazy Day: The crew have crazy day when Sputnik has a headache.


  • February 5, 2015: Smile Bones: Comet and Jet have big bellies.
  • February 12, 2015: Egg Salad Adventures: Comet shrunk himself and goes on an adventure on Radar's egg salad.
  • February 19, 2015: Water Park: Sputnik leaves the crew, so she can go on a water park.
  • February 26, 2015: Let's Get Cuckoo-Bird!: Comet decides to have a lot of fun times.


  • March 5, 2015: Mars: The crew goes on vacation to Mars. Sputnik says it's her hometown. The other Astroblast members don't like it, because it's made out of hot sauce.
  • March 12, 2015: The Date: Halley asks Comet out on a date.
  • March 19, 2015: Ponies: Comet rides a pony.
  • March 26, 2015: Hot Dogs: Radar shares his love of hot dogs with the other members.



  • May 7, 2015: Head Fruit: When Comet's head starts to rattle, the crew decide for him to do activities.
  • May 14, 2015: Yearbook Madness: Halley and Sal decide to make yearbooks for the crew of Astroblast.