This is not the usual black cat we are used to seeing at Penrith home games.

Top 10 plays: Round 18

Two youngsters scorched the highlight reel with tries on debut, Ben Barba returned to his entertaining best, a stray cat stole the show in Penrith, the Wests Tigers produced some customary razzle-dazzle, while there was a good old fashioned leg race with a surprising finish at Pirtek Stadium.

Here are NRL.com's top 10 plays of Round 18.