In the spring of 2010 the band made a format change to its weekly performances.

The index finished the week off 12.2 percent, its third worst weekly performance ever.

For the week, the Dow was down 524 points, or 4.9 percent, its worst weekly performance in a year.

The index was down 4.9 percent for the week, its worst weekly performance since last October.

For the week, the Dow declined 79.28 points, or 3.4 percent, its worst weekly performance in six months.

That week's 7.3 percent decline was the Dow's worst weekly performance since 1989.

In another good weekly performance, the Dow added 260 points after a 450-point surge the previous week.

Soon, the real party - the weekly performance known as Zizek - began.

General Motors had the worst weekly performance with a decline of more than 7 percent.

Their weekly performances quickly became one of the station's most popular programs.