A party drink that starts with the letter P is punch.
Planters Punch.
A citrus fruit that starts with the letter P is pink grapefruit.
party!
Patron
peachespears
pummelo
pawpaw
Pumpkins are an orange fruit. Papayas and peaches are orange.
pea because a pea is actually a fruit
Sambucca. It's an Italian drink =P
Pina colada.
Pina Colada