Ridden by John Velazquez he tracked the leaders before moving up on the rail, taking the lead in the straight and winning by one and a quarter lengths from Perregaux.
On his 2012 debut, Big Blue Kitten was moved up to Grade I level for the Gulfstream Park Handicap and finished third behind Get Stormy and Hollinger.
In 2013, Big Blue Kitten began his campaign by finishing third to Mucho Mas Macho in the Fort Lauderdale Stakes and then won minor events at Gulfstream in March and Churchill Downs in May.
[9] On August 17 Big Blue Kitten was one of twelve horses to contest the Grade I Sword Dancer Invitational Stakes over one and a half miles at Saratoga.
Bravo switched him to the outside in the final furlong and Big Blue Kitten produced a strong late run to take the lead and won "readily" by a length from Twilight Eclipse.
[11] Big Blue Kitten started odds-on favorite for the Joe Hirsch Turf Classic Invitational Stakes at Belmont Park on September 28 but in a closely contested finish he was beaten a nose into second by Little Mike.
Big Blue Kitten missed the first half of the 2014 season, making his debut in the Listed Lure Stakes at Saratoga on 12 August.
Ridden as usual by Bravo, he started favorite in an eight-runner field and won by two and a quarter lengths from Howe Great with the Travers Stakes winner V E Day in sixth.
"[15] In the Grade I Manhattan Handicap at the same track in June, he struggled to obtain a clear run in the straight before finishing second, two and three quarter lengths behind his stable companion Slumber.
Big Blue Kitten and Slumber met again in the United Nations Stakes on Monmouth on July 5, where the other contenders included Main Sequence, Twilight Eclipse and the San Luis Rey Handicap winner Ashleyluvssugar.
After being restrained by Bravo as usual, he produced a strong late run to take the lead a furlong out and won the race for the second time, beating Slumber by a length and a half.
[17] In August Big Blue Kitten was sent to Chicago to contest the Arlington Million and started 3/1 joint favorite alongside Slumber and the Stars and Stripes Stakes winner The Pizza Man.
On September 26 Big Blue Kitten made his third attempt to win the Joe Hirsch Turf Classic Stakes at Belmont.
In the Eclipse Awards for 2015, Big Blue Kitten was named American Champion Male Turf Horse, taking 134 of the 261 votes to win from Golden Horn and The Pizza Man.