Joseph Gordon-Levitt on 'Sesame Street' explaining the word 'reinforce'.

Joseph Gordon-Levitt on 'Sesame Street' explaining the word 'reinforce'.

Joseph Gordon-Levitt fulfilled his dreams recently, with an appearance on 'Sesame Street'.

He's going to be such a great Dad some day! Just saying.

Watch JG-L explain the meaning of the word 'reinforce' below...

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COUP DE MAIN’S TRUE JAMS PLAYLIST

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