21.   At this Super Bowl, the hottest topic has been the cold weather.

22.   The Kwan-Carroll split remains the hottest topic in a figure skating world fueled by gossip and rumor.

23.   The hottest topic during the meeting was an IMF-World Bank debt relief initiative for poor countries.

24.   The historic game has been the hottest topic of discussion on Havana street corners and in bars, workplaces and schools.

25.   There is no doubt about the hottest topic on the agenda as the National Association of Basketball Coaches stage their annual meeting here in conjunction with the Final Four.

26.   Though privatisation of Rosneft does not affect many people, it has become the hottest topic of discussion.