careers : barbie has had more than 75 careers in her lifetime , including astronaut -lrb- 1965 -rrb- , surgeon -lrb- 1973 -rrb- , rock star -lrb- 1986 -rrb- , unicef ambassador -lrb- 1989 -rrb- , baseball player -lrb- 1993 -rrb- and paleontologist -lrb- 1997 -rrb- .