A Drop in the Bucket

 and Stunt Force Trauma are the main questlines for the Level 56 content update that was released on August 6, 2015.

Stunt Force Trauma Pt. 4
"Check out Truckasaurus for a limited time and learn the details of what happened when Lance Murdock blacked out!"

- In-Game Message

End
"You've been awarded Lance Murdock's «Perform a Dangerous Stunt» animated job!"

- In-Game Message