spoilers
If anyone is interested, here are some other people who appear in the movie besides Ron Paul:
Paula Abdul, Latoya Jackson, Bono, Chris Martin, Slash, Elton John, Snoop Dogg, Harrison Ford
As for the ridiculous scenes:
Among other things, Bruno will be using Mexican workers as furniture for interviews, joining the national guard, trying to get a terrorist cell to kidnap him, adopting a young African child, participating in a UFC fighting match, hanging out with rednecks while hunting, seeing a medium, attending a swingers party and, of course, trying to seduce Ron Paul.