Possible Clues:

• Callas adds Greek character to Mexican musical style
• Kind of band at many Mexican baptisms
• Host penning song, greeting Latin musician
• Girl “I just met” with Greek character making music in Mexico
• Greek character following woman in group of strolling musicians
• Mexican music traditionally performed by strolling players
• Band at a quinceanera, perhaps
• Small ensemble of street musicians in Mexico
• Mexican music from aria: Chinese, partly
• Musical heroine with cold welcome for Mexican player