- Quién
- José Migel Agrelot
- Qué
- 54 year(s), day(s)
- Dónde
- Puerto Rico ()
- Cuándo
The longest-running daily solo radio programme is Su Alegre Despertar , originally Despertar Colgate presented by José Miguel Agrelot (Puerto Rico), first broadcast in January 1949 and continually for 54 years until Don Cholito, as Agrelot was also known, died on 28 January 2004.