Kind of hard to say, i think it's really up to yourself. Gaara, Because he has/used to be a host to a beast and had no one. Another, Konohamaru because their alike.
the best-sengan!
no, more like a friend.
Selena Gomez second best friend is Jennifer stone
His first best friend is Ryan Butler. His second best friends is Chaz Sommers
His emotions. As seen in many battles, his opponents take advantage of his emotions and make the Nine Tails take over.
kage bunshin no jutsu. and rasengan
Cherish
Sandra Cheeks(Sandy)
tony's second best friend
Shaggy Rogers is Scooby-Doo's best friend.
This happened with my sister. First, how bad do you like him, second, im sorry but you have to pick
The best solution I can provide is to tell your friend that you're upset. No one wants to be second all the time. If she's really your best friend she'll understand.