La felicidad"La felicidad" is a song by Argentine singer Palito Ortega.CoversSwedish singer Ewa Roos cover "Vilken härlig dag" charted on Svensktoppen for 12 weeks in 1968, topping the chart for three weeks in July.Paraguayan singer Digno Garcia had a hit with the song in Belgium and The Netherlands, peeking at nr 4.