The actual Rosh Chodesh celebration is hardly mandated, so there's a lot of room for creativity in designing a ritual celebration. Here are a few ideas for starting your own.
As a teenager, I would sit on my bedroom floor listening to old records of Belgian singer-songwriter, poet, and performer Jacques Brel. I didn’t need to keep a journal, because his lyrics wove together everything I felt at the time. Brel had a fire within, and his anger, longing, passion, and truth blazed through every word he sang. His music, raw and real, transformed and fed my soul; it informed and shaped who I am today.
He shall be dressed in a sacral linen tunic, with linen breeches next to his flesh, and be girt with a linen sash, and he shall wear a linen turban. They are sacral vestments; he shall bathe his body in water and then put them on. (Leviticus 16:4)
A few years ago, I was in Jerusalem in a Chasidic neighborhood, surrounded by stores carrying tallitot, kippot, and all sorts of Judaica. To my utter shock, prominently displayed in one store's window was a bright pink tallis! I went inside and started talking to the owner, a Chasid in full regalia: black coat, knickers, side curls, and fur-trimmed shtreimel hat. "Who would buy a pink tallit?" I asked. "A bat mitzvah girl of course," this Chasid said, with no hesitation. ". . . no, not the girls in my community," he added, "but in yours, sure, why not?"