Reply To: What's red, hangs on the wall, and whistles? Home › Forums › Decaffeinated Coffee › What's red, hangs on the wall, and whistles? › Reply To: What's red, hangs on the wall, and whistles? February 10, 2013 7:48 am at 7:48 am #928596 superstarMember Hey I heard someone tell me that joke. For a split second I thought you might be them.