. >> clint eastwood was found by jack in 1954 outside hollywood studios in california.was nobody at that time. he was so surprised to be asked for an autograph. jack believes that that signature was the very first autograph ever given to anybody by clint eastwood. he got james dean, elvis presley, and many more before they were big stars. ♪ >> was there anyone that was particularly nasty? >> many. i remember the story of katharine hepburn. she would never sign. she would always go, "no, never, never, never on the street." very determined and difficult. >> did he ever get her? >> he had to earn it, but she's right there. >> i see she doesn't look very pleased. jack's persistence pays off in a big way. he shares a taxi with rock hudson and takes this photo. he captures this image of a typically deadpan alfred hitchcock. this one of joe namath in 1969, the year he won the super bowl. and sharon tate before her shocking murder. in time, he even begins traveling the world in pursuit of celebrity signatures. throughout the 1960s, '70s, and '80s, he snaps up sports figures, bo