This Swinger design is so much fun, by designer Three Delight. Of course a play on words from the classic Singer sewing machine (my Mum had a Singer when i was growing up), the design juxtaposes the wholesomeness of the sewing machine with the edginess of the Swinger, brilliant.
I think the guys at Threadbanger (the extreme craft and clothing DIY show) need this shirt 
I met them the other day at the Renegade Craft fair and it seems that a Sewing Machine company called Janome has stepped up to sponsor their show, which is a g
Found via the good folks at Rumplo