An eclectic, occasional series, doing exactly what it says in the title. A celebration in each case, across a feature length special, of three contrasting institutions. The UK’s favourite Christmas Song has been a staple of the Channel 5 Christmas Day schedule for several years, featuring interviews with everyone from Sir Cliff to The Pretenders, Shane McGowan to Johnny Mathis. The other shows more recently counted down the most popular hits of the late, great George Michael – and revealed which of the Windsors topped a nationwide poll as the nation’s favourite Royal.