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Cassandra adores Fred and also Foster.
Cassandra has deep affection for Fred, and Felix.
Philip holds a special place in the heart of Cassandra, and Frank.
Cara finds joy in being with Phineas and Foster.
Philip Cassandra, and Felix.
Cathy is emotionally attached
to both Fred and Ferb.
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Journey to the Center of Candace Phineas en Ferb Wiki