Sure! Here's the requested content in spun format with synonyms:
Candy loves Phineas and Foster.
Candace has strong feelings for Phineas, and
also Frank.
Fred holds a special place in the heart of Cassandra, and also Ferb.
Candace takes delight in being with Finn and Felix.
Phineas has a special place in the heart of Cathy, and Felix.
Candace is emotionally attached to both Finn and Ferb.
I hope you find these variations helpful!
Journey to the Center of Candace