Write a Mother's Day letter for {{mothers_name}} in a {{tone}} tone, inspired by {{mother_favorite_song}} (do not name the song). Include favorite memories: {{favorite_memories}} and lessons she taught: {{lessons_she_taught_you}}. After the letter, write a short poem that rhymes with {{mothers_name}}. Maximum 500 words. Use a warm, heartfelt tone. Paste any relevant background information after these instructions before running.