[1] A 15-second cover of Sam Smith's "Stay With Me" uploaded onto Instagram was shared by a music page in Spain and earned Lambrou over 2,000 followers overnight.

[1] After years of posting his viral covers, Lambrou transitioned to writing music of his own building up his ever-growing fan base.

[1] In early 2021, Lambrou signed with Sydney-based label City Pop Records and released his debut single "Throne".

[6] In a feature, Australian Independent Record Labels Association called Throne, "a dark and compelling debut that sees the young singer-songwriter signalling his arrival as an up-and-coming pop heavyweight.

[1][2] In the same month, Lambrou signed with Panik Records, the leading label in both Greece and Cyprus, with whom the CyBC maintains an agreement for the Eurovision Song Contest entry and for future releases.