You could try parenting it to David's head and resizing to suit! Netherworks has some fit poses for most characters at his site! Don't have the addy handy!

MS Windows 7 Home Premium 64-bit SP1
Intel Core i7-2600 CPU @ 3.40GHz, 12.0GB RAM, AMD Radeon HD 7770

PoserPro 2012 (SR1) - Units: Metres , Corel PSP X4 and PSE 9