Irrelevant 

by Icka M Chif (mischif)

Phineas and Ferb x Doctor Who/Complete/Chapters: 2   Words: 487 

“You’re not impressed.” The man calling himself ‘the Doctor’ said with an absentminded frown as Phineas and his brother split up to explore the giant alien ship. “You’re really not that impressed! Rory, look, they’re not that impressed." 

Now! With bonus art! 

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Best. Crossover. Ever.