SO THAT’S WHERE IT WAS. Tuesday night, Christie’s auctioned off a Cezanne watercolor study for $19 million (left). The painting, a study of Cezanne’s gardener playing cards, was sold to an unknown bidder; the work’s whereabouts the past five decades were equally unknown. It belonged to Dr. Heinz Eichenwald, the longtime head of UT Southwestern’s pediatrics department, who died last September at 85.

SHE’S THE QUEEN OF THE HIGH C’s. The Star-Telegram‘s Indulge section did a major profile of TCU-educated soprano Ava Pine, currently singing Pamina in the Dallas Opera’s The Magic Flute and soon to take on the title role in the Fort Worth Opera’s Lysistrata. These days, when the Grammy-nominated singer isn’t being acclaimed in New York or D.C., she comes back to her home state, where she bombs around in a beat-up Nissan Altima.

HEY, OUR HOMETOWN BOYS FINALLY GET SOME INK. Exxon Mobil gets the Stephen Coll treatment. The latest book by the Pulitzer Prize-winning author of Ghost Wars and The Bin Ladens is Private Empire: Exxon Mobil and American Power. The Times asks  Coll why  he sees us living under “parallel governments,” the United States and the secretive oil company.

ROUNDING UP. The Texas Theatre will screen the summer blockbuster The Avengers (wait, what?) . . . Not everyone seems to have loved pianist Emmanuel Ax at Bass Hall. Gregory Sullivan Isaacs says a third of the audience left at intermission.