Chile was represented at the OTI Festival 1991 with the song "", written by , and performed by Claudio. The Chilean participating broadcasters, (TVN), (UCTV), and (RTU), selected their entry through a national televised competition with several phases. The song, qualified from the semi-final, was one of the finalists.
(TVN), (UCTV), and (RTU), agreed to designate as their entry for the 20th edition of the OTI Festival the winner of the regular competition held within the show on UCTV's . The deadline for song submissions was 29 July 1991, and nearly 200 songs were received.
featured nine songs in three qualifying rounds of three songs each, held on 23 and 30 July and 6 August 1991. From each round, one song advanced to the three-song final held on 13 August. The shows were presented by and .
The three qualifying rounds were held on 23 and 30 July and 6 August 1991. In each round, twenty-five expert jurors were grouped into five groups: musicians, technicians, writers, communicators, and singers. The spokesperson for each group cast a vote aloud for their group's favorite song. The song with the most votes in each round advanced to the final.
The final was held on 13 August 1991. The voting method was the same as in the semi-finals, with the song with the most votes winning. The winner was "", written by , and performed by Claudio. The show ended with a reprise of the winning entry.
On 13âÂÂ14 December 1991, the OTI Festival was held at the of the in Acapulco, Mexico, hosted by Televisa, and broadcast live throughout Ibero-America. Claudio performed "" in position 17 in the semi-final, with conducting the event's orchestra, and qualifying for the final. In the final, he performed in position 9. At the end, only the top three places were announced, and the Chilean entry was not one of them, remaining with the title of finalist.