Fics like Travel Sickness

She could never remember her brothers being this sick, not even that time Ferb had came down with the mumps. or after swapping minds with aliens, the boys fall ill. with their parents away, it's up to candace to look after them.

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7. Blending the Mediums by KPfan1013 (Lizzie McGuire (TV), Kim Possible (Cartoon), more)
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10. I'll Be Honest With You by KissingLizard (Phineas and Ferb)
11. Maybe He's Just Taciturn by BlackEyedGirl (Phineas and Ferb)
12. Waterlogged by TolkienScholar23 (Phineas and Ferb)
13. A Break by bamboozledeagle (DuckTales (Cartoon 2017), Phineas and Ferb)
14. The Misconception by KissingLizard (Phineas and Ferb)
15. Be Right There by orphan_account (Phineas and Ferb)
16. Silent Understanding by WinryWeiss (Phineas and Ferb)
17. just to be quiet (with you) by MessOfContradictions (Phineas and Ferb)
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19. Early Days by LoonyLoomy (Phineas and Ferb)
20. The Stuff of Legend by Rehearsal_Dweller (Phineas and Ferb)