Vince Gill has a new grandbaby!  The country star gained a grandson this week when his daughter, Jenny, gave birth to her first child.  Jenny and her husband, Josh Van Valkenburg, celebrated the arrival of their son Monday evening at a hospital in Nashville.  The couple has named their little bundle of joy Wyatt Gill Van Valkenburg.  Jenny is Vince's daughter from his first marriage to Sweethearts of the Rodeo singer Janis Gill.  Vince also has a daughter, Corrina, with current wife Amy Grant.