By Brandy McDonnellFeatures writer bmcdonnell@oklahoman.comOn the Beatles’ midtempo rocker “Rain,” John Lennon croons “I can show you / That when it starts to rain / Everything's the same.” Regardless of weather, when Rain: A Tribute to the Beatles brings its crowd-pleasing nostalgia trip to Oklahoma City for three shows Friday and Saturday at the Civic Center, everything won’t be quite the same.Read more on NewsOK.com