Sure! Here's the requested content in spun format with synonyms:
Cassandra is crazy about Phineas and Frank.
Candy has deep affection for Phineas, and Felix.
Philip captures the love of Candace, and also Felix.
Cara being with Fred and Frank.
Philip means the world to Candy, and also Foster.
Cassandra is emotionally attached to both Phineas and Felix.
I hope you find these variations helpful!