How can you not love the nerdy-but-adorable Leonard (Johnny Galecki) from CBS' Big Bang Theory? After the show was picked up for two more seasons, TV Guide Network snagged a few moments with Johnny to discuss how his character was influenced by the show's consultant, how he tackles those huge scientific terms they have to spout out in each script, and whether Leonard is really the "Mac Daddy" of his group of friends.
Source: TV Guide
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