these are my dogs, and no I do not keep my dogs tied up. they are only chained because we were cleaning up the yard and they get in the way a lot..lol..they try to help but to no avail! and yes my doberman is skinny, she had puppies(those in the video) and had a little trouble getting back her weight, that was her first litter at 4yrs old. dogs in vids names and ages Classy-Doberman Pinscher-4yrs old red/rust Moose-Rottweiler-9 months old-blk/mahogany Jay-Jay-American Pit bull Terrier-9 months-Seal/white *update** This is a older vid, jayman is now 2yrs old, Moose is also 2yrs old. Classy has passed(rip baby girl) and all the pups have found homes!