A mẚrried couple were talking on the phone

Wife: Where are you? Husband : At home love. Wife: Are you sure? Husband: Yes. Wife : Turn on the mixer.
Husband : (turns mixer on) Rrrreeereeeereeee… Wife: Ok my love goodbye.

Another day, Suspicious Wife: Where are you?

Husband : At home love. Wife: Are you sure? Husband : Yes. Wife: Turn on the mixer. Husband: (turns mixer on) Rrreeereeeereeee… Wife: Ok my love goodbye. The next day, the wife decides to go home without notice, and finds her son alone and she asks him: “Son, where is your father?” Son: “I don’t know, he went out with the mixer.”