he also raised eyebrows with his red carpet companion, brooke shields and emmanuel lewis. >> i don't housewives, were saying, you know they're not sleeping together. and emmanuel lewis was right there as the underlined like this is not sexual at all. >> reporter: in july 1984, the jackson 5 reunited in a flurry of publicity. but their victory tour reviews were mixed. ♪ we are the world, we are the children ♪ >> reporter: months later, jackson partnered with lionel ritchie on an effort that was more warmly received. concerned about hunger in africa, ritchie and jackson wrote the song "we are the world" and assembled a supergroup of 200 artists to perform it. >> now, one great thing that happened that we both had to realize, i can't read or write music and michael cannot read or write music. so, how do you write a song called "we are the world"? so we started listening to tracks, de, de, de, de, de, du, du. we started -- this is where we started. >> reporter: it was a triumph for jackson. as a musician and as a humanitarian. despite the success of "we are the world" in the mid '80s, se

he also raised eyebrows with his red carpet companion, brooke shields and emmanuel lewis. >> i don'tves, were saying, you know they're not sleeping together. and emmanuel lewis was right there, underlying, like this is not sexual at all. >> reporter: in july 1984, the jackson 5 reunited in a flurry of publicity. but their victory tour reviews were mixed. ♪ we are the world, we are the children ♪ >> reporter: months later, jackson partnered with lionel ritchie on an effort that was more warmly received. concerned about hunger in africa, ritchie and jackson wrote the song "we are the world" and assembled a super group of two dozen artists to perform it. >> one great thing that happened that we had to realize, i can't read or write music, and michael can't read or write music. so, how do you write a song called "we are the world"? we started listening to tracks. we started -- this is where we started. >> reporter: it was a triumph for jackson. as a musician and as a humanitarian. despite the success of "we are the world" in the mid '80s, seemingly soft-spoken michael was retreating into

. >>> plus -- emmanuel lewis on michael as a father. >> it's something that he had been looking forward a long time. >>> then, a new michael jackson song never before heard until now.

i don't think it's any coincidence that later that year he was stepping out with emmanuel lewis, carryingim to red carpet events. the next year he acquired beguns. sleeping in a bed with bubbles. >> the strange behavior started to happen after this incident. >> i don't think that medication can make you want little boys to sleep in your bed with you, but i think that it can certainly impair your judgment. >> right. and you know, dr. arnold klein, who was his longtime dermatologist says also been involved in treating jackson said he had skin grafts at the time, as well. but now, "us weekly" is also reporting that he is now claiming to be the biological father of michael jackson's three children. >> he's not claiming to be the father. he just has given very -- >> sperm donor. >> he's given very ambiguous answers about being the father. we've confirmed he's the father of the first two children. we don't know who the parent of blanket. but yesterday, a former lover of dr. klein's came out and confirmed that he's the father of all three kids. >> do you think that this means that there may be a