WORLD CHARTS #1'S

USA
#1 Lady GaGa Featuring Colby O'Donis - Just Dance

UK
#1 Lady GaGa Featuring Colby O'Donis - Just Dance

GERMANY
#1 Katy Perry - Hot N' Cold

ITALY
#1 Beyonce - If I Were A Boy

FRANCE
#1 Britney Spears - Womanizer

SPAIN
#1 Beyonce - If I Were A Boy

AUSTRALIA
#1 Lady Gaga - Poker Face

CANADA
#1 NEVER SHOUT NEVER- YIPPEE EP

PORTUGAL
#1 Beyonce - If I Were A Boy

TURKEY
#1 SERDAR ORTAÇ - GRAM

CHINA
#1 Britney Spears - Womanizer