[If that means she buys something, she's allowed to ruffle his hair a bit more without him complaining.
And he can also think of better things being done to his bu-]


Oh, aber natürlich!
but of course
I am quite certain that there might be something special available
for such a good customer like you.

[He's trying to be taken seriously! (By imitating his brothers hairstyle of all people?)
But his hair is still too fluffy so at least it'll never look as "orderly" as Germany's gel-helmet.]

Well... [smiles more genuinely now]
will you cheer in return for my brother tomorrow?