Anyone else's kid REFUSE to hold their own sippy? My son loves water but he will only drink it if I…

Anyone else's kid REFUSE to hold their own sippy? My son loves water but he will only drink it if I hold the fricken cup for him...he has always just been breastfed so I understand him not knowing how to hold it right yet...but every time I try to move his hands to show him he FLIPS SHIT at me 😂😂 what do I do? Lmao