Tim McGraw and Faith Hill had quite the weekend in Washington D.C. Saturday night they attended the White House Correspondents' Association Dinner hosted by President & Mrs. Bush. The night's emcee was Rich Little. Tim and Faith were invited by Time magazine. Among the guests at the People Magazine table was Sanjaya Malakar, the "American Idol" finalist who became famous for his hair despite singing that got mixed reviews. More traditional celebrities on the correspondents' dinner guest list included singer Sheryl Crow, actor John Cusack, actress Mary Tyler Moore and comic Larry David.

On Sunday Tim and Faith sang in observance of Earth Day at George Washington University in Washington, D.C., joining Sheryl Crow, Carole King, Robert F. Kennedy Jr., Seinfeld co-creator Larry David and his activist wife, Laurie David. Tim sang a new song, Faith sang Stronger and they sang their latest duet "I Need You." Culminating in a finale cover of the Beatles' song "We Can Work It Out" with Sheryl Crow on accordion, Carole King on tambourine, and Tim and Faith singing backup, the Stop Global Warming Now College Tour entertained a crowd of more than 3,000 people at Smith Center Sunday afternoon.