I Know Jack Sh*t Adult Unisex T-Shirt

Own Your Truth. Have a Little Attitude.

Don't let anyone tell you who you are. The I Know Jack Sh*t Tee is here to remind you that sometimes the best response is a smirk and a shrug. The smart-ass character on the front? Designed by David's son!

A little cheeky. A little bold. 100% unapologetic.

• Original smart-ass character designed by David's son
• Bold, attitude-filled graphic that owns every room
• Adult unisex fit — for anyone who knows exactly who they are
• Reliably comfortable and soft for all-day wear
• Won't shrink — holds its shape and its attitude

Sometimes you just gotta tease a little. Own it.