Miley Cyrus: 'Live from London' Airs TONIGHT!

Miley Cyrus performs a three-song set on Good Morning America at Rumsey Playfield, Central Park on Friday (June 18) in New York City.

The 17-year-old pop princess rocked out to her classic “Party In The USA,” her latest single “Can’t Be Tamed” and “Every Rose Has Its Thorn” (a duet with Bret Michaels).

Last night, Miley‘s Aussie boyfriend Liam Hemsworth came out to support her at The Late Show with David Letterman.

Her concert special, Miley Cyrus in London: Live at the O2, airs TONIGHT (June 18) @ 8PM ET/PT on ABC!

15+ pictures inside of cute couple Miley Cyrus and Liam Hemsworth…