Old Macdonald heard a fart ...E-I-E-I-O!" There are some VERY rude noises coming from Old Macdonald's farm who could be responsible?! Sing along to this side-splitting picture book adaptation of everyone's favourite nursery rhyme. Old Macdonald's busy day on the farm keeps getting interrupted by some VERY rude noises but who could they be coming from?! A hilarious and irreverent take on the classic nursery song from debut author/illustrator, Olaf Falafel, with helpful do-it-yourself instructions so you can fart along to your heart's content!