1.   They were horrified at this unexpected turn of events.

2.   Matters took an unexpected turn.

3.   The conversation had taken an unexpected turn, thought Loretta, gathering her thoughts.

4.   There was that unmistakable sound of the clock striking thirteen about this unexpected turn of events.

5.   An advertised showdown between guards Brevin Knight of Stanford and Mike Bibby of Arizona took an unexpected turn Saturday.

6.   And sometimes, fortunes can take unexpected turns.

7.   Another crossroads, another unexpected turn.

8.   As he begins speaking to the congregation, his life takes unexpected turns.

9.   As the abduction scheme goes awry with horrific results, the story line also takes unexpected turns, toward the farcical and the strange.