@sinbach #1 Retro band tshirts have been a thing for a [long] while. Target-type retailers sell them. Kids wearing them like the 'retro' style and typically not into/concerned with/knowledgeable of whatever band is. #3 If you were young American into pop culture during the 1980s and 90s, odds are good you might have at least worn a rock tee on occasion...or worn them often as a vital accessory