Phoebe Tweedy is an upcoming character of the upcoming movie Space Goofs: The Movie. She is a human woman who befriended the aliens and is served as Etno's love interest. In the film, she was transformed into an alien named Stereo by Dr. Saccharin. She is also Jim and Gaby's eldest daughter, Lou's older sister and Reginald Hyden's granddaughter.
- Phoebe's voice actor Liliana Mumy, is also best known for playing Leni Loud from The Loud House and Beth from Bravest Warriors.