Know-It-All Grin is a face that was published into the avatar shop by ROBLOX on February 5, 2010. It can be purchased for 25 Robux. As of July 4, 2020, it has been purchased 4,712,520 times and favorited 377,071 times.
|Location||Available from||Available until|
|Catalog||February 5, 2010||Still available|
It is a remake of the Prankster with a grinning smile instead of a tongue sticking out of its mouth.
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