A dealer or PPC CS has to take her old phone off of the account and put the new phone on. It isn't likely that is possible on Christmas Day, but you could check with PPC to be sure. You do initial programming after the new phone has been put on her account.
PagePlus---13 Years & Counting . . . . . Lycamobile---1 Year & Counting
*Ericsson AF738, Jul 2001-Dec 2003, *Qualcomm QCP 2760, Dec 2003-Feb 2008, *LG VX-8600, Feb 2008-Apr 2010, *Samsung Omnia SCH-i910, Apr 2010-Nov 2011, *HTC Droid Incredible (CM7.2 ROM), Nov 2011-Jun 2013, *HTC Droid Incredible 2 (CM7.2 ROM), Jun 2013-Present