We could have done practically a whole quiz on Chelsea's loanees but instead we've gone for the traditional one question per club...
We hope you did better than Daniel Storey - it turns out he knows bugger all about loans. Or rather he 'can't remember anyone's name'...
1) Which Arsenal player has given up the No. 2 shirt after eight seasons?
2) Who were Villa's No. 1 and 2 last season who are now No. 35 and 41?
3) Who is the new Cardiff striker signing who has taken the No. 9 shirt?
4) Who had Chelsea's No. 15 shirt for six seasons before Kevin De Bruyne?
5) Who is the only player stil wearing the same shirt from Crystal Palace's last top-flight season?
6) Who is the proud wearer of the Everton No. 1 shirt?
7) Name either of the two players who wore the now-vacant No. 2 and 6 shirts at Fulham last season.
8) Which player is Hull's current No. 15 and was their No. 6 in their last top-flight season in 2009-10?
9) Who is the current wearer of the Liverpool No. 9 shirt?
10) No. 3 is the only vacant 1-11 shirt at Manchester City. Who was its last wearer?
11) Which Manchester United player's No. 20 shirt was taken by RVP so he has taken Paul Scholes' old No. 22 shirt?
12) Name either of the players who vacated the No. 5 and 14 shirts at Newcastle this summer.
13) Who is Norwich City's new No. 9?
14) Whose Southampton No. 5 shirt has been given to Dejan Lovren?
15) New Stoke boss Mark Hughes hinted that he might sign an actual right-back by taking the No. 2 shirt off which stand-in right-back?
16) Which former Sunderland No. 2 has not been given a shirt number at all this season?
17) Which new Swansea signings are No. 8 and 10 this season?
18) Whose No. 2 shirt has Kyle Walker taken this season?
19) Name either of the players who have worn No. 20 for West Brom last season and this season.
20) Who has been given the No. 15 shirt at West Ham this season as a reward for his improved behaviour?
The answers are here, people...