tv/ movies: 1999, This Movie was Released on March 19 ----------?

Questions

Who sang the song "Cry" which was the first video on Mtv to use morphing technology through the entire video??

What is the song "Pass the Dutchie" about??

Spaceman Spiff was a charcter on which eighties cartoon strip??

What was the name of the first "portable" computer??

What was the British equivalent of "We Are The World?"?