| Name |
Event |
Date |
Location |
Comments |
| Moody Blues | Album Release | May 21, 2007 | (EU) | Moody Blues Live at the BBC 1967-1970, The, Deram 984 720-3, 2 CD, Official release |
| Moody Blues | Tour Date | May 21, 2004 | (US) Rosemont, IL Rosemont Theatre | |
| Moody Blues | Tour Date | May 21, 2002 | (UK) Bournemouth Bournemouth International Centre | |
| Moody Blues | Tour Date | May 21, 1996 | (US) Reno, NV Hilton Hotel & Casino | Touring With no Orchestra |
| Mike Pinder | Live Appearance | May 21, 1995 | (US) Milwaukee, WI Best Buy | autographs/meet-and-greet session |
| Moody Blues | Tour Date | May 21, 1992 | (US) Memphis, TN Mudd's island | Touring With Chicago |
| Moody Blues | Single Release | May 21, 1988 | (UK) | I Know You're Out There Somewhere/Miracle, Polydor POSP 921, 7" Official Release |
| Moody Blues | Single Release | May 21, 1988 | (US) | I Know You're Out There Somewhere/Miracle, Polydor 887 600-7, 7" Official Release |
| Moody Blues | Tour Date | May 21, 1979 | (US) Denver, CO McNichols Sports Arena | Touring With Jimmy Spheeris |
| Justin Hayward | Billboard Chart | May 21, 1977 | (US) | Songwriter, Week #11, Album Chart Position: 37, peak position reached |
| John Lodge | Billboard Chart | May 21, 1977 | (US) | Natural Avenue, Week #5, Album Chart Position: 121, peak position reached |
| Moody Blues | Tour Date | May 21, 1965 | (UK) Stoke Trentham Gardens |
