Free 4 Month Google Play Music Subscription, Includes YouTube Red
Another 4 month free google play music / youtube red offer.
According to reddit some people who had a previous trial have been able to take up this offer if they don't have a current subscription.
You will be billed $11.99 a month after 4 months unless you cancel the renewal here. You can cancel the renewal straight away and it will continue to work until the 4 months is up.