The New Adventures of Superman

Luthor's Fatal Fireworks (2x16)

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Lex Luthor kidnaps Jimmy Olsen and puts him in a hot-air balloon. Luthor shoots fireworks at the balloon in an attempt to alert Superman. When Superman arrives, Lex Luthor shoots at him with fireworks laced with Kryptonite. Superman, however, out thinks Luthor and captures him in the end.