The winger was impressive at both ends of the pitch in the 3-0 victory.
The Australian kid arrives as part of a worldwide recruitment plan from West Ham.
Nathaniel Clyne, Wilfried Zaha, Victor Moses and John Bostock were all present.
HITC Sport understands a number of clubs are monitoring Slade's situation at Cardiff.
Celtic lost 2-1 away at Aberdeen on Wednesday night.
Steve Evans has admitted that one transfer target snubbed Leeds because he felt they need two or three better players.
Josh Onomah agreed a new long-term contract with Tottenham.
Southampton’s Fraser Forster was outstanding in his side’s draw with Arsenal.
The American has retired from football at just 30-years-old.
Both sides remain in contention for a play-off spot in the Championship.
It was billed by the league as a game of star match-ups — Robbie Keane v David Villa, Steven Gerrard v Frank Lampard, Giovani dos Santos vs Andrea Pirlo.
Chelsea's new signing joined a select group of Spaniards to score on their first competitive outing in England – but it didn't work out for all of them, with former West Ham, Newcastle and Aston Villa players featuring.
The Yellow Submarine have made a habit of turning Premier League flops into fully-fledged top-flight footballers as these examples demonstrate