Perry has been loping around the world on this tour for four months. Her Philadelphia stop was the 33rd city on the Lifetimes Tour, with 39 to go before wrapping in Abu Dhabi at the end of the year.

Katy Perry fans have been channeling some of the singer's most iconic looks while attending her Lifetimes Tour. The concert ...

When finally brought back around to the question of whether she would want to be the next pop star to go to space, Carey had ...

Next, Scott Mills told Mariah Carey that Katy Perry “has not stopped talking” about her space mission ever since she undertook the mission. “But it happened. Would you do it?" the host asked again. To ...