2003
Sam Smith
17 Concerts
Demi Lovato
20 Concerts
Justin Bieber
4 Concerts
Lady Gaga
25 Concerts
Katy Perry
15 Concerts
TWICE
41 Concerts
Robbie Williams
12 Concerts
Maroon 5
8 Concerts
Troye Sivan
1 Concerts
P!nk
3 Concerts
Lily Allen
47 Concerts
Backstreet Boys
MARINA
22 Concerts
Bruno Mars
75 Concerts
Christina Aguilera
Ed Sheeran
42 Concerts
Pomona,
CA
Pomona,
CA 
