Pound For Pound The Biggest Dick In Porn!. Pound For Pound- Jack's Got The Biggest Dick Around!!! Jack's back in THERE'S SOMETHING ABOUT JACK #10!!! Back and bigger & badder than ever- you'll see Jack demolish Fawna - an 18 year old with natural breasts- Violet - another 18 year old who's lots of fun- Mei-Yu - she's 19 and gets D.P.'d- Nature - a naughty girl caught hitchhiking- and Lena - see her take on the mighty Mandingo!!!.