I Know Somethin' (Bout You) by Alice In Chains delves into themes of deception, hypocrisy, and societal facades. The song hints at superficiality and unspoken truths, highlighting the dichotomy between outward appearances and hidden realities. A key theme is the confrontation of these hidden realities, calling out behaviors that contradict the facades people present. Poignant moments in the song underscore the tension between what is shown on the surface versus what is known underneath, driving home the message of underlying truths that challenge perceived notions.