Your passenger can't read the map, the kids are bored and screaming, the phone's ringing with an urgent work call and your trying to negotiate a tricky country lane - life in your car can get pretty intense, especially in the hot summer sun.
Luckily, there are a growing number of gadgets as well as long-standing tricks that can help slow your pulse and make your holiday motoring less stressful.
In the following sections, we outline the best of what's available to keep you and your passengers happy.