Dummy teams and late changes: who's kidding who (if anyone...)?

HERE YOU GO, REF: Referee Brian Keon receives the team sheets from Kildare secretary Christine Murray and Down secretary Sean Óg McAteer. Pic: Daire Brennan/Sportsfile
Gaelic football’s top dogs contest the All-Ireland semi-finals at Croke Park on Saturday and Sunday – and good luck picking the winners.
It seems like anyone can beat anyone in this most open of championships, so two unpredictable match-ups are in store.