Help! Is this a syntax error in grammar, or am I missing something? Alternatively, if you prefer a slightly

Wow, thanks for all the replies! *"Loudly"* makes total sense now.

I tried Grammarly and it flagged the sentence immediately—super helpful.

Follow-up Q: Does this adverb rule apply to all verbs? Like, *"she sings beautiful"* vs. *"beautifully"*?

(Also, glad I’m not the only one who overthinks grammar lol.)