Why did Drake's friendship with Millie Bobby Brown raise eyebrows?

Drake calls out 'weirdos' commenting on his relationship with Millie Bobby Brown on new track

Some people have accused Drake of grooming Millie Bobby Brown, while others have simply said that their friendship is inappropriate

Drake has largely ignored the criticism, but on his new track "Another Late Night", he calls out the "weirdos in [his] comments" and says that he's "not worried about it" 

Millie Bobby Brown has defended her friendship with Drake, saying that he's a "great friend" and that she's "very blessed to have him in [her] life"

Millie Bobby Brown and Drake are just Good Friends!