What Horse was fed beer before the Kentucky Derby?

Answer:
Tapit. Trainer Michael Dickinson puts Guinness beer in his horse's grain each morning. He is currently taking a break from training, however, to promote the racing surface he invented, Tapeta.
First answer by PerkyEcho08. Last edit by PerkyEcho08. Contributor trust: 6 [recommend contributor recommended]. Question popularity: 1 [recommend question].