Many other former Playmates of the Year are also expected to attend.
She initially worked in the sales of heavy construction equipment and also as a waitress.
In 2011, she was a substitute host and one of the regular presenters of The Feed.
In 2012 Underwood was on 's reality show as a guest star for Season 2.
On G4, an American Television channel.
She won her first stage heat after gaining a big lead on three Japanese contestants that had more pedigreed backgrounds in athletics.