Exes Katy Perry and John Mayer Reunite at Sabrina Carpenter's Concert

Beyonce's daughter Blue Ivy Carter, 12, covers herself in kisses for Sabrina Carpenter's LA concert

Katy Perry and John Mayer reunite 10 years after split as they catch up at Sabrina Carpenter concert

Marcello Hernandez Made A Suprise Appearance As His Viral “Saturday Night Live” Character “Domingo” At Sabrina Carpenter’s Show