Why you don't call your GF while your mates in the car!
It's the unspoken bro-code of 2018. putting your girlfriend or mates on speaker while someone is in the car calls for a definite heads up!
Will & Woody wanted to test out whether or not it's important to give the caller a "heads up" that someone else is in the car with them.
Woody learnt the hard way that yes... Yes you should give them a heads up!