A man enters a petshop and see's a very expensive parrot

He spots a parrot with a higher than normal price tag.

"Why is this bird so expensive?" he asked the shop owner

"Oh well, it's a very special parrot you see," the owner replied.

"if you lift it's right leg, it will sing a you hymn. And if you lift its left leg, it will recite a psalm".

"Wow!" the man was clearing impressed. "What would it say if i lift both its legs?"