Wait until Holi. You get to throw painted powder at each other (spring festival). There's also Uttarayan, where you fly kites, have bonfires, dances, and fairs. This one's dedicated to celebrating the sun.
That's completely up to her. We're following more along the cultural reasons for celebrating because I'm trying to reconnect to roots that my family was very much trying to distance themselves from. Honestly, I'm still trying to figure it out for myself, but I figured it was a step in the right direction for me.