With the role of lead vocalist having been vacated, University of Santo Tomas student Yolly Samson successfully auditioned for Sunshine and was hired as Colayco's permanent replacement; subsequently becoming the face of Cinderella.
[1] Comedians Vic Sotto and Joey de Leon, affiliates of Sunshine and good friends of the group, also contributed songs, the most notable being the hit single "Ang Boyfriend Kong Baduy".
With the increase of their popularity; Rigor was commissioned to collaborate with film composer Ernani Cruz and pen the lyrics for the theme song of the Fernando Poe Jr. and Vilma Santos vehicle Bato sa Buhangin (1976), to be recorded by the group.
[2] The song gained a sudden resurgence after being covered by Glaiza de Castro for the historical drama picture Goyo (2018).
[5] The band wrote their songs in Taglish (code-switching between Tagalog and English) and street jargon that was popular in urban areas during the 1970s.