If you 're going to sign up for this race , go all out .
If you 're going to sign up for this race , sign up for the Dopey Challenge ( or at least the Goofy Challenge ) -- you 'll kick yourself if you do n't .
If you 're going to sign up for this race , go all out and sign up for the Dopey Challenge ( or at least the Goofy Challenge ) -- you 'll kick yourself if you do n't .