Fics like Mixed Messages

Phineas accidentally sends a wrong song in his friends groupchat, and Isabella sees the message before it's altered. The song was about a girl, and Isabella's dreams of being with Phineas shatter before her eyes

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5. Eternity's Dime by LigerCat (Phineas and Ferb)
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7. frittatas and steaks by dearingsattler (Phineas and Ferb)
8. Aren't you a little grimdark to be in a Disney crossover? by Masterweaver (Parahumans Series - Wildbow, Phineas and Ferb)
9. Just You by jmandrake (Phineas and Ferb)
10. Playing Dead by PopcornFairy28 (Phineas and Ferb)
11. Zeroeth Anniversary by rktho_writes (Phineas and Ferb)
12. does it make you freak out? by cozyqueerchaos (Phineas and Ferb)
13. The Grand Cypher-Verse by Nighlocktheawesome00 (Phineas and Ferb, Gravity Falls, more)
14. Watching the Cipher-Verse by Mandalore_the_Atreides (Phineas and Ferb, Phineas and Ferb the Movie: Across the 2nd Dimension (2011), more)
15. Store your nemesis under your bed by KissingLizard (Phineas and Ferb)
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17. Platypus Gone Rogue by TheSpiderWriter (Phineas and Ferb)
18. The Transmigratinator by Boomchick (人渣反派自救系统 - 墨香铜臭 | The Scum Villain's Self-Saving System - Mòxiāng Tóngxiù, Phineas and Ferb)
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