Hours after headlining the MTV Video Awards, locking lips with ex-BF/batterer Chris Brown and winning best video -- which means the former music-video channel probably squeezed it in a couple times between reruns of "Jersey Shore" and "Teen Mom" -- Rihanna announced a spring 2013 tour that will bring her to St. Paul's Xcel Energy Center on March 24.

Tickets, priced at $39.50, $59.50, $95 and $125 (not including fees), will go on sale at 10 a.m. Sept. 21.

The pop starlet must be banking on global warming. The tour starts March 8 in snowbound Buffalo, N.Y., and makes its way across the Great White North, traveling to Winnipeg, Edmonton and Calgary after the St. Paul date.

Here's her performance Thursday night at the VMAs: