Wyatt Earp and Doc Holliday are already good friends ... Earp met Holliday in 1878 when he went to Texas in search of outlaw Dave Rudabaugh, who had robbed a Santa Fe Railroad construction camp.
Wyatt Berry Stapp Earp (March 19, 1848 – January 13 ... In the winter of 1878 he went to Texas to gamble where he met John Henry "Doc" Holliday whom Earp credited with saving his life.
Although Holiday famously contracted tuberculosis, Earp claims that Holiday saved his life shortly after meeting in Texas.