Mandel noted that acts are given just 90 seconds to make an impression .
Comedians need the audience to laugh right from the start , in 10 seconds or less , or else they 'll die a slow and painful death .
Mandel noted that acts are given just 90 seconds to make an impression , and comedians need the audience to laugh right from the start , in 10 seconds or less , or else they 'll die a slow and painful death .