Just to be a bore, here are details of the Kennedy tragedies:
1941 - Rosemary Kennedy (sister to JFK) is forced to undergo a lobotomy by her father which leaves her permanently disabled. She remains in an institution until her death in 2005.
1944 - Joseph P Kennedy (brother to JFK) killed in the UK whilst serving as a pilot in WWII
1948 - Kathleen Cavendish (sister to JFK) killed in plane crash in France
1956 - Jackie Kennedy (wife of JFK) gives birth to a stillborn daughter, Arabella
1963 - Patrick Kennedy (son of JFK) dies 2 days after birth
1963 - JFK Assassinated
1964 - Edward Kennedy (brother to JFK) involved in a plane crash that leaves 2 people dead
1968 - Robert Kennedy (brother to JFK) is assassinated
1969 - Edward Kennedy crashes a car into a ditch and his passenger, Mary Jo Kopechne, dies
1973 - Joseph Kennedy II (son of Robert Kennedy) crashes a car leaving his passanger permanently paralysed.
1973 - Edward Kennedy loses part of his leg to bone cancer
1984 - David Kennedy (son of Robert Kennedy) dies from drugs overdose
1997 - Michael Kennedy (son of Robert Kennedy) dies following a skiing accident
1999 - John F Kennedy Jr (son of JFK) dies in a plane crash
2011 - Kara Kennedy (daughter of Edward Kennedy) dies of heart attack in a health club, aged 51.