Jess, Chunk, and the road trip to infinity by Kristin Elizabeth Clark
The last time Jess saw her father, she was a boy named Jeremy. Now she’s a high school graduate, soon to be on her way to art school. But first, Jess has some unfinished business with her dad. So she’s driving halfway across the country to his wedding. He happens to be marrying her mom’s ex-best friend. It’s not like Jess wasn’t invited; she was. She just told them she wasn’t coming. Surprise!