What makes Un ángel by Pablo Ruiz notable?

'Un ángel' became a commercial success in Argentina, solidifying Ruiz's status as a pop sensation. The album's infectious singles topped local charts and significantly influenced the sound of Argentine pop in the late '80s. In 1988, Pablo Ruiz was transitioning from a child star to a prominent figure in the Latin pop scene. 'Un ángel' was his first major album after gaining fame through television appearances and marked a significant step in establishing his solo career.