The UFC on FX 2: "Alves vs. Kampann" weigh-in event took place last night (Thurs., March 1, 2012) from the Allphones Arena in Sydney, Australia, where all 22 competitors tipped the scale to make their respective bouts official for tonight's mixed martial arts (MMA) event.

In the video above, the first fighter steps on the scale around the 24-minute mark, but it also includes the FUEL TV pre-fight coverage with Jay Glazer and Stephan Bonnar, among others.

Hard-hitting Welterweights Thiago Alves and Martin Kampmann will square off in the UFC on FX 2 main event, looking to inch up the 170-pound contender ladder. The first-ever four-man UFC flyweight tournament will also be take place "Down Under," when Demetrious Johnson vs. Ian McCall and Joseph Benavidez vs. Yasuhiro Urushitani battle it out for 125-pound supremacy.

For complete UFC on FX 2: "Alves vs. Kampmann" weigh in results click here and for staredowns click here.