Lady Antebellum's Hillary Scott celebrated her 25th birthday at Las Vegas' The Bank Nightclub at The Bellagio on Friday, April 3, 2009 with some of country's biggest stars. Hillary partied with band mates Charles Kelley and Dave Haywood, plus pals Kenny Chesney, Kellie Pickler, Rascal Flatts' Gary LeVox, John Rich, Luke Bryan, Jamey Johnson, Emily West, Holly Williams, and Matt Stillwell, among others. Pictured (l-r): Lady A's Charles Kelley, Hillary Scott & Dave Haywood & Hillary Scott. Photo by Denise Truscello, courtesy of Jim Havey Public Relations.