You should tell her, they should be ok with it because they are not in love with their cousin and plus if she is really your best friend it will be cool with her.
Just say it. It is your cousin, not your lover. It is his best friend, not his pole smoker...
Josh
yes
My Best Cousin/friend.
You have to tell them
Achilles cousin and best friend was Patroklos.
dating a best friend works every time
Such a person is your best friend.
Naya Nuki was Sacagawea's cousin
if they are your best friend they should understand
You should go up to your best friend and talk to her and then is they approve go talk to their cousin I like my cousins best friend and ive talked to him.