They survived a black cat in Penrith last week, now the Sharks must overcome another superstition if they are to consolidate their spot atop the NRL ladder.
Roosters fullback Latrell Mitchell's amazing attacking gifts were again on display in his side's loss to the Eels but his coach gave a blunt assessment.
Roosters back-rower Boyd Cordner says once he felt he was ready to come back from a foot injury he called NSW coach Laurie Daley to deliver the good news.
After losing two key players for the match inside 20 minutes then falling two tries behind midway through the second half, the Eels had every excuse to lose.
An early injury to winger Semi Radradra somewhat soured an otherwise brave and thrilling 22-18 comeback win by Parramatta over the Roosters at Pirtek Stadium.
All the latest team news heading into Round 18 of the NRL Telstra Premiership.
Having experienced unrivalled success over the past three seasons, Roosters players are coming to terms with the fact they won't be challenging for the title.
The Parramatta Eels and Sydney Roosters go head-to-head in Round 18 of the NRL Telstra Premiership. Who will come out on top?
Despite missing selection in Game Three following an injury to Adam Reynolds, Roosters coach Trent Robinson believes Mitchell Pearce's NSW career isn't over.
A loss for either side at Pirtek Stadium on Friday night will bring an end to their faint finals chances, with a familiar face making his Parramatta return.