1.   Direct sunlight plays havoc with the varnish.

2.   It gets the crops growing, but it can play havoc with a racetrack and the animals that run on it.

3.   Rain has continued to play havoc with sporting events.

4.   That was when drought dried up the lawns, playing havoc with lawnmower sales and profits.

5.   They also play havoc with your skin and it tends to get a bit sweaty under all the make-up I have to wear.

6.   This holding-back plays havoc with bodily functions, and research is continually showing us new relationships between stress and our physiology.

7.   Wind currents and cloud cover always played havoc with our helicopters.

8.   Working so late is starting to play havoc with her social life.

9.   No matter how soft the light is, it still plays havoc, fading carpets and curtains in every room.

10.   It was well known that political life played havoc with family life.