Oi Frog and Friends! review " a wild time for fans of rhyme
Lyric theatre, LondonJumpy new student Frog overcomes his starting-school nerves in this exuberant musical adaptation of Kes Gray and Jim Field's picture books Cats sit on mats, mules sit on stools and pumas sit on satsumas. So how about duck-billed platypuses? You'll know the answer if you've raced through the sequels to Kes Gray and Jim Field's giddy picture book Oi Frog! " which seems to be just about everyone at…