Uncertain Lady(1934)

"A wife who told the 'other woman' to take the husband- if she could supply a new one..."

Elliot's affair prompts his wife Doris to love millionaire Bruce. After a messy gathering, a flat tire stops Doris from chasing Bruce's departing ship, which traps Elliot and Myra on board instead, leaving Bruce free to propose to Doris ashore.