Bellator 101 is now official, as the fighters successfully weighed in on Thursday night.

In the main event, Joe Warren will face Nick Kirk in a bantamweight semifinal. The other Spike TV main card bouts will see the start of the lightweight tournament.

Complete weigh-in results can be found below:

MAIN CARD (Spike TV)

Bellator Bantamweight Tournament Semifinal: Joe Warren (135.7) vs. Nick Kirk (135.7)

Bellator Lightweight Tournament Opening Round: Marcus Davis (156) vs. Tiger Sarnavskiy (155.4)

Bellator Lightweight Tournament Opening Round: John Alessio (155.6) vs. Will Brooks (155.3)

Bellator Lightweight Tournament Opening Round: Ricardo Tirloni (155.5) vs. Rich Clementi (155.5)

Bellator Lightweight Tournament Opening Round: Saad Awad (155.9) vs. Martin Stapleton (156)

PRELIMINARY CARD (Spike.com)

Lightweight Feature Fight: Scott Thometz (155.9) vs. Brent Primus (155.5)

Welterweight Feature Fight: Andy Uhrich (170) vs. Nathan Coy (170.5)

Lightweight Feature Fight: Marcin Held (155.7) vs. Ryan Healy (154.4)

Middleweight Feature Fight: Jeremiah Riggs (181.2) vs. Peter Aspinwall (186)

Bantamweight Feature Fight: Austin Springer (134.8) vs. Zach Skinner (134.7)

Middleweight Feature Fight: Dave Vitkay (185.6) vs. Tyson Jeffries (183.8)