Tiger True (1921)

Tiring of hunting big game in the jungle, Jack Lodge, son of a wealthy man, seeks adventure in the underworld district of a big city. With his companion, Sanford, he visits a saloon, where Jack soundly beats the bouncer. As a reward, Mary Dover, the owner, hires him; and all goes well until The Baboon, a jealous intruder, orders Jack to leave the establishment within an hour. After consulting with Old Whitey, Mary bids him leave, but Jack discovers that Old Whitey and The Baboon are not only one and the same but also Mary's half-brother. Jack wins the girl and takes her to his home.