Come on now, let's be serious here...
Back? Jay (and this is just thickness, detail =

)
Arms? Ronnie
Legs? Draw (from diff. angles, diff. opinions)
Chest? Ronnie
Delts? Ronnie
Hams? Ronnie
Midsection(key factor in wins lately)... Bwahahahahahahahaaaa!!! What a mistake Jay made trying to play the size game with Ronnie. Look at this bro, looks like Atwood f*cked a fridge and this was the result...
His obliques are SPILLING over his posing trunks. Good work there Captain 'I Don't Wanna Get TOO Heavy In The Offseason'
Oh and by the way, Jay...