Paul McCartney might have taken the bull by the horns for his aggressively homemade solo debut McCartney in 1970, defying practically all expectations, but he literally took the ram by the horns on the cover photo of its 1971 follow-up, Ram. By the time of Ram's release, George Harrison had declared that All Things (including Beatles) Must Pass and John Lennon had exorcised many of his demons with the confessional Plastic Ono Band, wife Yoko at his side. With Linda McCartney co-billed as