Twenty! I got this yesterday at JC Penney (I didn't pack enough shirts on vacay!) Thanks to my bro, Brian, for the shopping tip... #20daysofbatmanshirts

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Nineteen. Bought at Target when the last movie came out. #20daysofbatmanshirts

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Eighteen. I know it LOOKS like a repeat, but it's not. Fun fact: this one glows in the dark! Acquired in the 90's at a comic book store. #20daysofbatmanshirts

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Seventeen. Definitely one of my more interesting shirts... I believe I got this at Target about four years ago. #20daysofbatmanshirts

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Sixteen. Bought at target a LONG time ago... #20daysofbatmanshirts

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Shirts 11 through 15. Only five to go! #20daysofbatmanshirts

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Fifteen. Picked up at Target sometime last year. #20daysofbatmanshirts

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Fourteen. Picked up at Kohl's about two years ago. Not my favorite, but this isn't '20 days of my favorite batman shirts'... #20daysofbatmanshirts

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Thirteen. Acquired at Borders a few years ago, the symbol on this one is based on the car from the 1966 tv show! #20daysofbatmanshirts

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Twelve. One of my faves - black on black and acquired at Hot Topic right after Batman Begins. #20daysofbatmanshirts

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Eleven. Simple and classic (can't recall where or when I got this one...) #20daysofbatmanshirts

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Days 6 - 10. #20daysofbatmanshirts

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BONUS! My son Ephraim is wearing this today. #20daysofbatmanshirts

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Nine. Bought at Walmart a few years ago. #20daysofbatmanshirts

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Nine. Hitting Legoland again today, which is where I picked this shirt up a few years back... #20daysofbatmanshirts

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Here's the back of today's shirt, in case you wondered... #20daysofbatmanshirts

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Eight. Gor this one in 1989, when Tim Burton kicked off the comic book movie revolution... #20daysofbatmanshirts

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Seven. Appropriate, as we are going to Legoland Water Park today... #20daysofbatmanshirts

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Days 1 - 5 #20daysofbatmanshirts

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Six. #20daysofbatmanshirts

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