A Six Nations father and son are smiling big these days after winning a $900,000 lottery. Gilbert and Christopher Seth of Ohsweken took home $900,000 over the holidays after winning the BIGGER SPIN INSTANT game. Gilbert is retired and Chris, a security guard have been playing the lottery together for the past four years. They have played games from CROSSWORD, BINGO AND THE BIGGER SPIN and have been lucky. Christoper won $9,0000 with PROLINE but says he wasn’t expecting to take home $900,000 with this win. He bought the ticket at Route 54 Variety and Gas on Highway 54. “I’d picked up the ticket in the morning, but it was around dinner time when my dad played it and realized we’d won a SPI prize,” he said. He said they…