He's Phineas and Ferb's best friend you know. All of the others will tell you that so.
He helps Phineas and Feb with whatever they wanna do today. He's a friend to all of us we adore.
He's the best. He's the best. He's a friend to all of us we adore.
He's the best. He's Phineas and Ferb's best friend. Trainboy 54.
He's Phineas and Ferb's best friend you know. Cuz he told Phineas and Ferb that so.
Now he's having a good time with them and their friends. He's a friend to all of us we adore.
He's the best. He's the best. He's a friend to all of us we adore.
He's the best. He's Phineas and Ferb's best friend. Trainboy 54.
He's always there whenever Phineas and Ferb need an extra helping hand.
But if their sister Candace Gertrude Flynn tries to bust them who comes to the rescue?
He's the best. He's the best. He's a friend to all of us we adore.
He's the best. He's Phineas and Ferb's best friend. Trainboy 54.