|Occupation:||Surfer, employee at Captain Ron's Hotel|
|Likes:||Winning in competition, Tuna McGillis|
|Dislikes:||Losing competitions, Fin (Possibly)|
|Hair Color:||Bleached blonde|
|First Appearance:||Boards of Glory|
- She works for Captain Ron at his hotel.
- She has bleached blonde hair, a very deep tan and wears three different necklaces, pink eyeshadow and matching lipstick.
- She sports a Pisces zodiac tattoo on her upper left arm.
- Her name is a pun off of "Betty", meaning girl, and "Sandstone", a type of rock seen in beaches.
- She is currently dating Tuna.
- In "Mr. Wahine", she is seen holding Tuna's hand.
- She did not speak on the show until the second season. She has said only one word in the entire series (in "The Captain, The Grom, His Job and Her Dream", where she says hi to Fin).
- In "Grom Fest" Betty gets 2nd in the girls' category.