--The Jackson 5 - ""I Want you Back"" & ""ABC"" --Dick Clark narrates film footage of Diana Ross' final performance with the Supremes (in Las Vegas). --Following footage of the Supremes, the audience dances to the Supremes' record ""Someday We'll be Together."" Please see ""Recap"" for THE AB1970 TOP TEN HITS of 2/21/1970.