T.I. showed his support for the Hip Hop Caucus’ “Respect My Vote” campaign in Washington D.C. on Monday. The campaign, led by the rapper will employ other celebrities, athletes and high profile influential figures to get out the vote in a variety of ways including PSAs for radio, television and online use; in person appearances; press events; mobile and email alerts from celebrities themselves; and an aggressive online campaign. Also at the event: DJ Green Lantern, Dawn from Danity Kane, Yung Berg (booo!), Maino.