Misc: Who argued it out in 'the kitchen debate'?

Questions

Bill & Hilary Clinton switched on the christmas tree lights in Belfast in 1990, 1995 or 1996?

vodka & lime juice make a?

what area is identified by the letter V?

During the U S civil war, how many union army blacks gave their lives?

For which ad campaign was the line 'i can't believe i ate the whole thing' used?