Informing relative on the truth is always a good thing.
Jay is out at a store, and sees his brother Todd's girlfriend making out with another man.
Jay wants to respond to seeing his brother's girlfriend cheating.
Jay takes a picture and shows Todd what he saw.
Jay keeps the information about Todd's girlfriend to himself.
Todd gets very angry and breaks up with his girlfriend right away, and soon finds a better person to date.
Todd wastes his time dating his cheating girlfriend for a long time before being unexpectedly dumped.