What jokes do Sichuanese know?

Only Sichuanese can understand the interview of Chengdu bus incident.

After the disaster, the reporter arrived ... The reporter asked the survivors: Did you have a life-saving hammer? Survived: there is a hammer! Reporter: Is it useless to have a hammer? Survivor: A hammer! A hammer! Reporter: Don't use both hammers? Survivor: Youchuanchuan! Reporter: You can Sakawa, why not? Survivor: Chuanchuan with a hammer!