His hair returned to its college heyday, when he could use sugar paste to style himself a Mohawk, just like a certain punk band member, who always stood on the left and played on a brown guitar, which these days could be found in the basement of the Ossolinskys' residence.
He kept the brown guitar from his jazz band days in his neighbors dog house. 
mnli hypothesis: He kept the brown guitar from his jazz band days in his neighbors dog house.  premise: His hair returned to its college heyday, when he could use sugar paste to style himself a Mohawk, just like a certain punk band member, who always stood on the left and played on a brown guitar, which these days could be found in the basement of the Ossolinskys' residence.