![The One Where Eggsy Called Harry a Sly Dog by mdcolinfirth](https://img.wattpad.com/cover/249520658-512-k637781.jpg)
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The One Where Eggsy Called Harry a...by Mentally dating Colin Firth
Harry Hart x Female Reader
Everybody thinks Harry Hart's your father or uncle, but who is he to you, really?
Originally posted on Tumblr. Fic request from verdonafrost.
Completed