The reason why this is optional because I had a thought whether I should either replace his animation
with Old_a or Old_c.

I decided to go with Old_a because during the missions when his IG Model appears, he's usually calm and sober.

I decided to make Old_c as an option to make him fit how fucked up he is when intoxicated

in Peds.Ide, replace "Ig_Derrick_mc" with the one below here.

"ig_Derrick_Mc, 		null,			CIVMALE,  		move_m@old_c,		GESTURES@MALE,		GESTURES@M_PHONE,	FACIALS@M_LO,		visemes@m_lo,		0, 		move_m@old_c,		null,			12,0,		PED_TYPE_PLAYER,	DERRICK_MCREARY_PVG,VOICE_PLY_CR    "