Develop a sudden interest in the in-flight literature.
Times, Sunday Times
No, there wasn't a sudden interest in ornithology.
Times, Sunday Times
So if calisthenics has been around for years, why the sudden interest now?
The Sun
Yet, two things suggest that their sudden interest might not be all about the patient cultivation of a better business.
Times, Sunday Times
A sudden interest in politics could work out well for you.
The Sun