Sergio Pettis has officially signed with the UFC and he will make his debut at UFC 167 in a bantamweight bout against Vaughan Lee. 
UFC officials announced the signing and fight booking on Tuesday evening.
UFC 167 takes place on November 16th from the MGM Grand Garden Arena in Las Vegas and will be headlined by Georges St-Pierre defending the UFC welterweight title against Johny Hendricks.
Pettis (9-0) is the younger brother of UFC lightweight champion Anthony Pettis and his last two victories have come in the first round. Six of his nine career victories have come by knockout or submission, including his first round TKO victory over Dillard Pegg at RFA 8.
Lee (13-9-1) was signed by the UFC in 2011 and he has gone 2-3 in the organization. He will enter this fight after a submission defeat to Raphael Assuncao at UFC on FUEL TV 10 earlier this year and his last two defeats have come by submission.
The current UFC 167: St-Pierre vs. Hendricks card is below.
Georges St-Pierre (24-2) vs. Johny Hendricks (15-1)
Chael Sonnen (29-13-1) vs. Rashad Evans (18-3-1)
Alistair Overeem (36-12, 1NC) vs. Frank Mir (16-8)
Rory MacDonald (15-1) vs. Robbie Lawler (21-9, 1NC)
Josh Koscheck (17-7) vs. Tyron Woodley (11-2)
Donald Cerrone (20-6, 1NC) vs. Evan Dunham (14-4)
Rick Story (15-7) vs. Brian Ebersole (50-15-1)
Ed Herman (21-9, 1NC) vs. TBD
Erik Perez (13-5) vs. Edwin Figueroa (9-3)
Ali Bagautinov (11-2) vs. Tim Elliott (10-3-1)
Sergio Pettis (9-0) vs. Vaughan Lee (13-9-1)