Check out the beta for this new mashup gadget and post your own creation below.

Spanky Goes To Hollywood (mute the left video) http://www.youtubedoubler.com/?video1=http%3A%2F%2Fwww.youtube.com%2Fv%2F9rogSKtMR8A&start1=0&video2=http%3A%2F%2Fwww.youtube.com%2Fv%2Flyl5DlrsU90&start2=150.5&success

Rammstein Cat Fight http://www.youtubedoubler.com/?video1=http%3A%2F%2Fwww.youtube.com%2Fv%2FlcDrQrLgPB4&start1=0&video2=http%3A%2F%2Fwww.youtube.com%2Fv%2FvDTI8nlRVHg&start2=14

Here are some popular ones from the site:

 Requim for Alex Jones http://youtubedoubler.com/?video1=http://www.youtube.com/v/le89JY3Angg&start1=213&video2=http://www.youtube.com/v/aY7Nji-zzhg&start2=0

Time Becomes A Loop http://youtubedoubler.com/?video1=http://www.youtube.com/v/9tolLFHW1h4&video2=http://www.youtube.com/v/_T0GFy8XB2s

Chacaron Forwards vs Chacaron Backwards http://youtubedoubler.com/?video1=http://www.youtube.com/v/l12Csc_lW0Q&video2=http://www.youtube.com/v/d8n6fyM46hI

Alex Jones vs. Goat http://youtubedoubler.com/?video1=http://www.youtube.com/v/06CvUjLgK5g&video2=http://www.youtube.com/v/uR2UXmTGK4M