♪ ♪ >> pelley: the brothers johnson with their 1977 hit "strawberry letter 23". louis johnson who was bassist died yesterday. known as "thunder thumbs," his unique style is featured on a number of recordings, includings ba this number one hit. ♪ ♪ the unforgettable baseline for michael jackson's "billie jean." louis johnson was 60. tanishq abraham is just 11, but this week, he graduated from community college in sacramento with-- get this-- degrees in math, science, and language ma studies. he wants to become a medical researcher, but first this summer, he'll take calculus ii.