He bought a copy of "The Catcher in the Rye" before his date with infamy in front of NYC's Dakota in 1980
.... Leto, 33, and Lohan, 19, 
are rumored to be dating, but her publicist told Reuters ... Lennon to death 
outside the Dakota apartment building on December 8, 1980, ... novel "The 
Catcher in the Rye," which Chapman cited as his inspiration for the murder.