Jessica Biel and Justin Timberlake enjoy keeping their home life private, rarely sharing pictures or video of their personal moments together.But Jessica shocked fans on Tuesday evening as she took to social media to share a snap of the pair about to begin a rousing Scrabble game.The board was empty but Justin had his seven letters selected, and a look of competitiveness on his face.MORE: Inside Jessica Biel and Justin Timberlake's family home at private ski resortWATCH: Jessica Biel reveals