2 pages | PDF | 580.6 KB"Rosemary" by Grateful Dead is an upbeat, acoustic-driven song that blends elements of folk, country, and rock. It was written by Robert Hunter with music composed by Jerry Garcia. The song is in the key of E major and C♯ minor, and has a total of 34 measures. The energetic composition features acoustic guitar picking and strumming, driving percussion, and light electric guitar leads. Throughout the song, the lyrics explore themes of lost love and longing as Hunter's poetic words come to life under Garcia's melodic orchestration. A bright and catchy chorus rounds out the track, ensuring that it will remain an enduring classic in the Grateful Dead's catalog.