BRITNEY SPEARS announced a two-year residency at Las Vegas' Planet Hollywood THIS MORNING.
TMZ claims she'll perform 48 shows a year, and pocket $30 MILLION in all.
The show announce cost roughly $100,000.. and get this: all attendees must be between 5' and 6' tall ... we didn't know why… but more than 1300 people were bussed out to a remote location in the Mojave desert...
Turns out the people were used to make a human billboard! Check out the video from Good Morning America when you CLICK HERE.