I was about to say the selfie one and the iggybunny were my favorites, but then I scrolled down some more and changed my mind. THEY'RE ALL GORGEOUS.
P.S. That guy to the left of Mr. Selfie looks suspiciously like Hans...BUT FROZEN MUST NOT BE MENTIONED HERE. Frozen must not invade my internet life anymore than it has. I'll just assume Mr. Red Velvet Hair is one of England's brothers...? P.P.S. That guy below Not-to-be-mentioned-Hans looks like Levi from AoT...but this is APH. I think I'm going crazy.
To clear some things up, it's MAINLY all Hetalia, so I named it as such, but there are two out of place characters, Levi from Attack on Titans and Hans from Frozen! I've tagged them in the image, as well! uvu