Round four's answers. Caesar was the surname, Happy features in Despicable Me 2, and Antarctica is indeed the coldest continent.
Trains run on railway tracks, the American flag carries stars and stripes, the anagram gives Indian, and the Snow Queen in Frozen is Elsa.
- Caesar
- Despicable Me 2
- True
- A train
- Stars and stripes
- Indian
- Elsa
- Silver birch
- Before midday
- Black
- The Wanted
- -10 °C
- Red and green
- Denmark, Poland, Czech Republic, Austria, Switzerland, France, Luxembourg, Belgium, Netherlands
- 99