Muhammad Ali showed off his funny side when he pranked a bunch of unsuspecting kids

In a "Candid Camera" clip from the mid-1970s, unsuspecting tykes were asked what they would do if they ever met Muhammad Ali and were completely honest – that is, until Ali himself showed up.

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One kid challenged the late boxer to an arm-wrestling match, which Ali let him win. Another kid gushed about how his sister was a big fan, and when Ali sat down next to him, all he could say was, “Do you want to meet my sister?”