Lady Gaga: 'Applause' Breaks Into Top 5 on Billboard Hot 100!

Lady Gaga leaves the rehearsal studio wearing tights and a mesh veil over her head on Thursday evening (August 29) in London, England.

The 27-year-old singer is preparing for a big performance at the iTunes Festival this weekend, where she will be performing an hour of brand new music from her album ARTPOP.

PHOTOS: Check out the latest pics of Lady Gaga

Gaga‘s latest single “Applause” is climbing the charts and this week it broke into the Billboard Hot 100‘s top five and is now at number four! Robin Thicke‘s “Blurred Lines,” Katy Perry‘s “Roar,” and Miley Cyrus‘ “We Can’t Stop” rank above it for the week.