Baltimore is gearing up to celebrate what would have been Billie Holiday’s 100th birthday.  The festivities will include many local and national artists performing their favorite blues and other tributes to the music icon. On April 4, the gentlemen of the historic Arch Social Club in Baltimore are celebrating the history and blues of Billie Holiday. Denyse Pearson will perform as “Lady Day” and Phil Butt’s Big Band Orchestra will be featured. The tickets are $20for the 2.p.m. matinee and $25 at the 7 p.m. performance.  The Leonard E. Hicks Multipurpose Community Center located at 2718 West North Avenue in Baltimore will highlight the life and work of the jazz legend on April 7 at 5:30 p.m.  The Renaissance Production and Tours and the Greater Baltimore Urban League are hosting ‘God Bless the Child, Commemorating the 100th Birthday of Billie Holiday’ with musical tributes by Baltimore’s top vocalists, 7 p.m., April 7 at the Orchard Street Church, 512 Orchard Street, in Baltimore. The cost for VIP is $50 and general admission is $25.