The protagonist sings the "Cannon Song" with the police chief (*)  
This author wondered in his poem "The Solution" whether it wouldn't be easier "for the government / To dissolve the people / And elect another?" This man wrote the lyrics to a song asking to "show us the way to the next whiskey bar"; that "Alabama Song" is sung by a troop of prostitutes in a play in which four Alaskan lumberjacks led by Jimmy Mahoney travel to the title city. The protagonist sings the "Cannon Song" with the police chief (*)  Tiger Brown in a play by this author of  The Rise and Fall of the City of Mahagonny . "Pirate Jenny" appears in a work by this man that opens with a song about a serial killer whose knife is like the "pearly white" of a shark's teeth, titled "Mack the Knife." For 10 points, name this German author who collaborated with Kurt Weill  (vile)  on  The Threepenny Opera .
This author wondered in his poem "The Solution" whether it wouldn't be easier "for the government /
Bertolt  Brecht  [or Eugen Bertolt Friedrich  Brecht ]