Sure! Here's the requested content in spun format with synonyms:
Cathy is crazy about Philip and Foster.
Cassandra has strong feelings for Philip, and also Foster.
Fred has won the affection of Candy, and Ferb.
Cathy takes delight in being with Finn and Foster.
Fred Candy, and also Frank.
Cathy both Philip and Ferb.
I hope you find these variations helpful!
