Dog That's Cuter than Brody Jenner -- MISSING!
The adorable pup that kicked Brody Jenner's ass in our "who's cuter" poll has gone AWOL ... and could be the victim of a dognapper!

Lost Dog Rewards
Sir Lancelot's owner Stuart Heller tells TMZ, it happened last Friday in L.A. -- his friend was watching little Lance when an unidentified person approached to pet him ... and next thing he knew, the dog was gone.

0201_brody_dog_LAUNCH_1Stuart tells us, he's already posted hundreds of fliers in front of the office where the alleged dognapping went down -- but so far, no luck.

Stuart's offering a $10,000 reward.