Should I have Percy teach Annabeth how to fly after she watches him train?

Yes

or

No

Also, should I have them have a drunken night together in his cabin after Thalia's return party?

Yes

or

No

Please comment below on whether or not I should do these. Thank you and have a good day!

Edit: Another question to ask. Who should be the second Saiyan (Percy's rival essentially)?

Jason

Luke

or

Reyna