Kate Gosselin helps put up a bouncy castle on her 10th wedding anniversary.

Vicki Gunvalson

Collecting memorabilia and other items can be big business and there's no shortage of people who gather autographs, coins, stamps and other similar material. But RadarOnline.com is more intrigued by the weird, bizarre and just downright strange things that some people collect, so click through our galleries and you'll be amazed at the world's weirdest personal collections.

Today's Hot Photos

Robert Pattinson studies the script for his latest, non-Twilight project. The hunky actor will appear in a new film entitled Remember Me, which will begin filming in New York soon. In this gallery, Pattinson can be seen with the script in his hand and rehearsing his lines with a friend.

Rihanna takes some time out to cheer for the L.A. Lakers during the NBA playoffs.

Kate Gosselin chasing the kids on the beach on Bald Head Island, NC.

Kelly Carlson filming 'Nip Tuck' on the beach in Malibu.

Kate Gosselin and bodyguard Steve Neild with the sextuplets on the beach on Bald Head Island, NC.

Susan Boyle becomes a Flat Stanely.