As Mother's Day nears, Denise decides she wants to do something special to honor her mom's memory so she reaches out to the Kidney Cancer Foundation in Chicago for ideas. She eventually gets talked into singing "Take Me Out to the Ballgame" in front of 40,000 fans--even though she has no musical background! With the help of a couple short-notice voice lessons, Denise gives an unforgettable performance that's immediately panned by everyone. Meanwhile, Denise and her sister butt heads as they try to plan their dad's 60th birthday party which drudges up some old childhood issues. Will they be able to resolve their differences for the sake of their father?