Sachs Media Group worked with Phojoe and musicologists to determine what these 12 rock stars would look like -- and what they might have accomplished -- if they were still alive today.
John Lennon (above) died in 1980 at age 40.
(Sachs Media Group)
Singer with the Mamas and the Papas, died in 1974 at age 33
Died in 1970 at age 27
Died in 1973 at age 37
Singer/songwriter with the Doors, died in 1971 at age 27
Drummer for the Beach Boys, died in 1983 at age 39
Drummer for the Who, died in 1978 at age 32
Guitarist/songwriter with Nirvana, died in 1994 at age 27
Singer and drummer with the Carpenters, died in 1983 at age 32
Died in 1977 at age 42
More: Celebrities gone too soon