VIDEO : Who's Better At Scrabble?: Justin Timberlake or Jessica Biel

The couple that spells together, stays together? Jessica Biel has a way with words, and is proud of it! In a lighthearted Instagram post on Thursday, the actress boasted about her long-awaited victory over husband Justin Timberlake in a Scrabble showdown. She wrote, captioning a shot of her and Justin squaring off over the classic board game against a picturesque skyline backdrop, "I played 'sardine' and got the 50 bonus points!" later adding, "Guess who is no longer undefeated." The friendly competition comes ahead of a milestone for the couple, who will celebrate their four-year wedding anniversary on Oct. 19.