What should my characters themes be?

I will say their personality and it can be any song

Jojo (f): Naive, enthusiastic, a bit shy, Nature friendly, never holds a grudge

Boom (bee)(m): Reckless, annoying and whiney, Jolly, attention seeking, flirty

Natalie (chinchilla)(f): Funny, reckless, sometimes bossy, girly, cheerful

Apachi (m): intelligent, confident, dependent, sometimes hot headed, impatient