This work is notable for the depth of its lyrics, which moved away from usual themes to delve into introspection. Songs like "You Still Believe in Me" explore self-awareness of one's own flaws, "I Know There's An Answer" offers a critical look at LSD culture, and "I Just Wasn't Made For These Times" addresses the feeling of social alienation. The album was released with singles like "Caroline, No", which was Wilson's solo debut, followed by "Sloop John B" and "Wouldn't It Be Nice". While in the United States the initial reception was moderate, reaching number 10 on the Billboard, in the United Kingdom it was critically acclaimed and remained in the top ten for six months.
The production of Pet Sounds was ambitious, with a cost exceeding $70,000, a considerable sum for the time. The album set a precedent by treating popular music as an art form and records as cohesive works, influencing genres such as orchestral pop and psychedelic rock. Although it may have initially been overshadowed by other productions, later reissues, such as the 1997 one that included the album's first stereo mix, revitalized its recognition, leading it to be listed among the best albums of all time.