Margaret Valentine and Landau Eugene Murphy Jr. performing this weekend at Oriole Park

The Orioles today announced that singer-songwriter Margaret Valentine will perform America the Beautiful during the seventh inning stretch at Oriole Park when the Orioles take on the Tampa Bay Rays this afternoon at 4:05 p.m. Earlier this week, the Orioles announced that jazz singer Landau Eugene Murphy Jr. will perform the National Anthem and God Bless America on Sunday. Valentine (@MagValentine) is a country and contemporary crossover singer-songwriter from Saratoga Springs, New York. She is performing at the MIX 106.5 Summer Blast at Power Plant Live, opening for Ed Sheeran and A Great Big World on July 1. Valentine is also performing at the National Baseball Hall of Fame's 75th anniversary celebration on August 2 in in Cooperstown, NY. Murphy (@landaueugenejr) was the winner of season six of NBC's America's Got Talent television program in 2011, and is a native of Logan County, West Virginia. His first album, That's Life, was released on November 11, 2011 and debuted at #1 in the Jazz category on the Billboard 200 list and #34 on the overall Billboard 200 list. Tickets starting as low as $15 for Saturday's 4:05 p.m. game and Sunday's 1:35 p.m. game are available at www.orioles.com/tickets or by calling 888-848-BIRD (2473).