Pete Wentz holds hands with his son Bronx as they take their pup to Petco for a grooming on Saturday (October 6) in Studio City, Calif.
The 33-year-old rocker and his little guy were joined by girlfriend Meagan Camper, who held onto the adorable pup after his appointment.
PHOTOS: Check out the latest pics of celebrity babies
Last month, Pete and his ex-wife (and Bronx‘s mom) Ashlee Simpson took their son to get a haircut together.
10+ pictures inside of Pete Wentz taking Bronx to Petco with their little pup…