To stay on top of all the Derby Day action on Twitter, here are some of the best accounts to follow:
@horseracinghl — Alicia Wincze Hughes is the Herald-Leader's dogged racing writer and operates the paper's Twitter account.
@janetpattonhl — Janet Patton of the Herald-Leader covers bourbon, horses, horse sports and the business of racing and breeding.
@CJ_Jennie — Jennie Rees of the Courier-Journal has covered horse racing with a passion for a couple of decades and is the reigning Kentucky Sportswriter of the Year.
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@KentuckyDerby — The official Twitter account for the Kentucky Derby.
@DerbyContenders — Account that tracks Derby contenders from 2-year-old seasons up to the run for the roses.
@DRFMcGee — Marty McGee is the Kentucky correspondent for the Daily Racing Form, a UK graduate, Louisville native and the brother of trainer Paul McGee.
@America's Best Racing — Promotional account for horse racing that tries to focus on the best the sports has to offer, both on and off the track.
@BH_CNovak — Claire Novak is the online features editor for the Blood-Horse.
@randy_moss-TV — Randy Moss works for NBC Sports, NFL Network and the Golf Channel, but knows his horses.
@donnabbrothers — Donna Barton Brothers is a former jockey and current racing reporter for NBC.
@raypaulick — Ray Paulick is the former editor of Blood-Horse who now runs his own Huffington Post-style web site, Paulick Report.
@DRFPrivman — Jay Privman is the national correspondent for the Daily Racing Form who specializes in covering the Triple Crown and Breeders' Cup, as well as working for NBC Sports.
@joedrape — Joe Drape is the racing writer for the New York Times who has done much good work reporting on the sport's problems.
@SITimLayden — Tim Layden covers horse racing, among many other things, for Sports Illustrated and is one of the best, most thorough reporters in any genre.
@BklynBckstretch — Teresa Genaro is a writer, teacher and freelancer based in New York who also writes about horses for Forbes.
@johnasher — VP for Churchill Downs who loves music almost as much as he loves the Derby.
@Chip_McGaughey — Chip McGaughey is the son of Hall of Fame trainer Shug McGaughey who works and tweets for America's Best Racing.
@AlexBrownRacing — Alex Brown is a teacher, former exercise rider and free-lance writer who has tweeted close to 20,000 times.
@trifectabox — J.J. Hysell is a sports journalist based in Louisville, who runs the In The Money blog and had the smarts to say Golden Soul would run big last year (he did).
@KeeneGal — Melissa Nolan describes herself as a "fanalyst" who has her finger on the pulse of racing from a fan's perspective.
@NotTheToddster — Even if you are not a fan of parody accounts, it's hard not to laugh at this fake Todd Pletcher account just because it is so un-Todd Pletcher.