11th Annual Academy Awards (1939): Presenter - Short Subjects 12th Annual Academy Awards (1940): Host & presenter - Short Subjects 13th Annual Academy Awards (1941): Presenter - Short Subjects 14th Annual Academy Awards (1942): Host & presenter - Short Subjects 15th Annual Academy Awards (1943): Host & presenter - Short Subjects 17th Annual Academy Awards (1945): Co-host & presenter - Best Song, Cinematography & Special Award (Margaret O'Brien) 18th Annual Academy Awards (1946): Co-host 25th Annual Academy Awards (1953): Co-host & performer - Best Song nominee 27th Annual Academy Awards (1955): Co-host 30th Annual Academy Awards (1958): Co-host 31st Annual Academy Awards (1959): Co-host 32nd Annual Academy Awards (1960): Host 33rd Annual Academy Awards (1961): Host & presenter - Hersholt Award 34th Annual Academy Awards (1962): Host 37th Annual Academy Awards (1965): Host 38th Annual Academy Awards (1966): Host 39th Annual Academy Awards (1967): Host 40th Annual Academy Awards (1968): Host & presenter - Honorary Award (Arthur Freed) 41st Annual Academy Awards (1969): Presenter - Hersholt Award 42nd Annual Academy Awards (1970): Presenter ("Friend of Oscar") - Documentary Awards & Hersholt Award 43rd Annual Academy Awards (1971): Host-Presenter - Art Direction 47th Annual Academy Awards (1975): Co-host & presenter - Special Achievement Awards 50th Annual Academy Awards (1978): Host 55th Annual Academy Awards (1983): Presenter - Honorary Award (Mickey Rooney) 58th Annual Academy Awards (1986): Presenter - Hersholt Award 61st Annual Academy Awards (1989): Introduction - "I Wanna Be an Oscar Winner" number 63rd Annual Academy Awards (1991): Introduction - Film montage