Erin & Sara Foster on ‘Barely Famous’ & their celebrity roots
The Foster sisters' relationship with the Hadids, Jenners, Kardashians
The Foster sisters on dad David Foster's many marriages
Erin and Sara Foster on girl squads
Gigi and Bella Hadid: Who would win in a fight?
If You Only Knew: Erin and Sara Foster
Erin Foster on women in comedy having it all