P232 CEEFAX 232 Wed 30 Dec 21:31/03     Knock, knock,  Who's there?  Luke   Luke who?   Luke through the keyhole   and you'll see!      Knock, knock,   Who's there?  Jingle   Jingle who?  Jingle bells, jingle   bells, jingle all the  way!    From N—lfs Smyth of Co Londonderry and Marie Lovett of Essex
P232 CEEFAX 232 Wed 30 Dec 21:01/53    Knock, knock,  Who's there?  Luke   Luke who?   Luke through the keyhole   and you'll see!      Knock, knock,   Who's there?  Jingle   Jingle who?  Jingle bells, jingle   bells, jingle all the  way!    From N—lfs Smyth of Co Londonderry and Marie Lovett of Essex