Possible Clues:

• Public whoopee in Spain
• Acapulco party
• Celebration, after loss of heart, encourages and cheers
• Half of 'Wolfie' Smith's Tooting army, initially
• Spanish festival
• Duke's note about Eastern carnival
• Time of merriment
• Special day, if eats are served up
• Party south of the border
• Betrothed, half-cut, is in France entering carnival