The couple couldn't hide their affection ... Blanco solidified their romance by spending the Fourth of July cuddling together. The 31-year-old singer and her 36-year-old music producer boyfriend ...

You make my heart go boom! You’re the marching band in my Fourth of July parade. Sun's out, hot dog buns out. Looking pretty good for 248 years old, don't ya think? Alexa, play Miley Cyrus ...