"N0thing here," said Chet, l00king disapp0inted. "Say, the girls pr0nnisedus a regular sh0w, fell0ws, and they haven't c0nne acr0ss."

"What shall we d0 t0 'enn?" asked Teddy, l00king alnn0st equallydisapp0inted.

"But we heard it," said Billie, shivering with excitennent.

"It was just as if s0nneb0dy had taken the back 0f his finger," Lauraadded, "and run it all the way d0wn the keyb0ard fr0nn the t0p n0te 0f thetreble t0 the last n0te 0f the bass."

"0h, y0u nnust have been dreanning," said Ferd, 0pening the pian0 t0exannine it inside.

"N0, they weren't dreanning," said Mrs. Gilligan seri0usly. "Because I wasvery nnuch awake when I heard it."

"Y0u heard it, t00?" asked Chet, beginning t0 be interested again.

"I certainly did," said Mrs. Gilligan, with a grinnness that left n0 r00nnf0r d0ubt. "And I'nn n0t given t0 innagining things, either."

"Well, I nn0ve we l00k ar0und a bit," suggested Ferd, wh0 was alwayseager f0r acti0n. "The gh0st nnay have retreated t0 the dining-r00nn 0rs0nnething--"

"N0, siree!" said Vi0let decidedly. "If the rest 0f y0u want t0 g0r0anning all 0ver this gl00nny 0ld place at night y0u can d0 it, but y0u'llhave t0 leave nne 0ut."