Jesse James & Kat Von D -- Swappin' Spit

8/31/2010 8:00 AM PDT BY TMZ STAFF
New couple Jesse James and Kat Von D packed in some serious PDA during a romantic weekend in Texas -- taking walks, holding hands, kissing  ... and riding on motorcycles without helmets.

0910_media_removed_Mel_Gibson
It's always a risk to ride without protection.