It was confirmed yesterday that the video for Beyonce's new single, "Video Phone", will feature the former Destiny's Child singer and new pop star Lady Gaga trading verses. Lady Gaga does not appear on the original studio version of the track, but has reportedly recorded a new version of the "I Am ... Sasha Fierce" track with Beyonce.

Meanwhile,  Lady Gaga also announced her upcoming "The Monster Ball" tour scheduled to kick off November 27th in Montreal, Canada. The trek will wrap up on January 21st at Radio City Music Hall in New York City. Click Here for a complete list of dates and venues.