Founded in 2003 and bought by News Corp. in 2005, which social networking site was then one of the most visited on the web?

Complete the proverb: "People who live in glass houses shouldn't..." Complete the title of Alan Seeger's most famous poem: "I Have a Rendezvous with..." Damp weather aggravates which condition, whose name tells you it affects the lumbar region? Constance marries paralyzed Sir Clifford and has an affair with his gamekeeper in which novel? Created in New York, which stock index began on May 26, 1896 as an average of just 12 stocks, at 40.94? Credited with writing "Sweet Home Chicago", which "King of the Delta Blues" was said to have learned guitar from the De… The Greek Titan Cronus, son of Uranus, corresponds to which Roman god, whose name was given to a planet? Cruella de Vil is the villainess who kidnaps which title brood?