Luke Littler uncharacteristically took aim at the Alexandra Palace crowd with a stinging jibe about their entry tickets.The 18-year-old moved one step closer to defending his PDC World Darts Championship crown by beating Rob Cross 4-2 in a thrilling fourth round match at Alexandra Palace on Monday night.Littler took fire at the crowd following his fourth round win over CrossGettyBut he wasn’t happy with the fans in attendance after scraping to a spot in the quarter-finals.Immediately after hitting double 20 to secure the victory, he gestured to the crowd with his arms wide open, while shouting, ‘What now? What now?’Feeling as though he didn’t have the support amid boos from spectators, Littler then rubbed it in the face of those jeering him that they are paying for his prize money.Take a good LukeIn a shock on-stage outburst in his post-match interview, he told Sky Sports: “[On hostile reaction] I’m not bothered, really I’m not bothered.“Can I just say one thing – you guys pay for tickets and you pay for my prize money so thank you, thank you for my money, thank you for booing me! Come on!”Littler added: “I just had to hold, Rob broke me, I broke him back, I knew if Rob hit a 180, he’s on 162 so I had six darts at it.“There wasn’t much pressure, I saw the stats then, no-one wanted me to win but I proved them wrong yet again.“It’s not in reach just yet, you’ve got to get to the final.“I’ll enjoy two days off then I’ll be back on New Year’s Day.“I spend New Year’s Eve and New Year’s Day in London, so we’ll be doing that again.”View Tweet: https://t.co/QHszE1z4uaMore to follow…