A Mother -in -Law decides to test her three Son- in- laws for their good nature.

For this she goes for a walk by a river with the first son in law & jumps in. He saves her. Next morning he finds a Toyota corolla parked outside his house with note: From your Mother In Law.

Next she goes for a walk by the river with the second son in law & jumps in. He too saves her. Next morning he also finds a Toyota Corolla parked outside his house with note : From your Mother In Law.

Next she goes for a walk by a river with the third son in law & jumps in. He just laughs and walks away. Next morning he finds a BMW M5 parked outside his house with note:

from your Father In Law!