USA
Trainer Pop Hardy thinks his heavyweight boxer 'King' Cole could be champ...some day; he wants to sell a half interest in Cole to his rich friend Wayne. Wayne's daughter Eleanor is disdainful, but brash Cole manages to get under her skin. Can a society dame and a mug find happiness together? And can she wait for his slow rise to fame? - IMDb
| Convite à Felicidade |  Brazil |
| Convite à Felicidade |  Portugal |
| Invitación a la felicidad |  Spain |
| Invitation au bonheur |  Belgium |
| Invitation au bonheur |  France |
| Invitation to Happiness |  Australia |
| Invitation to Happiness |  Canada |
| Invitation to Happiness |  United Kingdom |
| Invitation to Happiness | USA |
| Knock-out |  Denmark |
| Mannen som slog igenom |  Sweden |
| Uitnodiging tot het geluk | Belgium |
| Xanasmigoun dyo kardies (transliterated title) |  Greece |
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Billy Cook [10] | Albert Cole Jr. |
