"Adentro" became Arjona's second studio album to chart on the Billboard 200, reaching No. 126. It reached No. 3 on the Top Latin Albums and No. 2 on the Latin Pop Albums charts. Five singles were released from "Adentro": the lead single, "Acompañame A Estar Solo" (No. 7 on Latin Songs, No. 1 on Latin Pop Songs), "Pingüinos En La Cama" featuring Spanish singer Chenoa (No. 44 on Latin Songs, No. 19 on Latin Pop Songs); "Mojado", featuring American Tejano/Norteño band Intocable (No. 34 on Latin Songs, No. 30 on Latin Pop Songs), "A Ti" (No. 14 on Latin Songs, No. 3 on Latin Pop Songs), and "De Vez En Mes" (No. 49 on Latin Songs, No. 16 on Latin Pop Songs). The album sold more than a million copies worldwide.