Because every time they go to the starting gate they're reminded "They're Off!".
They were both two shellfish
They don't like any witnesses.
A Horse.
Because he could only say, "neighn!"
Because, it always sits right behind the Finnish line
Because they're already Finnish before the race even began
Me: That's a teardrop tattoo. 5: Oh. Did he shank someone in prison M: What 5: Remind him I want extra guacamole.
A: Because they're both steaming and wet when you enter and they don't mind if you bring friends.
He was gelded.