Ivan Ivanov

Ivan Ivanov is a boy that flew from Russia to Danville to have a vacation away from home. He's a very good friend of Phineas & Ferb, and he always helps them out. He gained a summer job at O.W.C.A. after meeting Carl.

Personality
Ivan is kind, sensitive, funny & very handsome. Ivan doesn't mind when everyone makes funny jokes and tease him, but he doesn't like anyone making fun of him. He can get angry sometimes when a bully threatens his friends or family or anything else. He also gets scared of heights, bees and most other insects.

Phineas Flynn & Ferb Fletcher
Ivan gets on well with Phineas & Ferb. He always builds inventions with them, but can be the boss sometimes. He also sometimes takes Candace's place to bust them. Phineas & Ferb like Ivan very much and think of him as a brother. Even though Phineas & Ferb like Ivan, they can sometimes argue.

Candace Flynn
Candace, along with Phineas, Ferb & Isabella likes Ivan very much and thinks of him as Jeremy if he was Russian. She always likes hanging out with Ivan, whether it's a date, playing video games, or even busting her brothers.

Isabella Garcia Shapiro
Isabella, along with Phineas, Ferb & Candace likes Ivan very much and thinks of him as a brother.

Suzy Johnson
Ivan himself doesn't get along with Suzy, as he's scared of her, much like Candace.