They discover that Brown has left all of his property to his best friend -- his dog .
Cisco and Pancho are asked to deliver the death certificate of Gus Brown , an old miner , to the town of Sweetwater .
Cisco discover that miner has left all of Pancho 's property to his best friend -- his dog .
Cisco and Pancho are asked to deliver the death certificate of Gus Brown , an old miner , to the town of Sweetwater .