IN 18-49 VIEWERS, JAY BEATS DAVE BY 33 PERCENT AND CONAN TOPS FERGUSON BY 34 PERCENT; IN THE YOUNGER HALF OF THE DEMO, JAY STRETCHES HIS LEAD TO 60 PERCENT AND CONAN WINS BY 85 PERCENT IT'S JAY'S 51ST CONSECUTIVE QUARTER IN FIRST PLACE, WHILE UNDEFEATED CONAN WINS HIS 54TH STRAIGHT QUARTER FOR THE LAST WEEK OF THE QUARTER, 'TONIGHT' AND 'LATE NIGHT' ENCORES BEAT ALL BROADCAST AND CABLE COMPETITION CARSON DALY TIES KIMMEL AND FERGUSON IN THE VALUABLE ADULT 18-34 DEMO BURBANK, Calif. - July 3, 2008 - NBC's late-night stars have claimed the second quarter of 2008 over all cable and broadcast competition, with "The Tonight Show with Jay Leno" securing its 51st consecutive quarter-long victory in adults 18-49 (including ties) and the undefeated "Late Night with Conan O'Brien" extending its unbeaten streak to 54 straight first-place quarters. At 11:35 p.m. ET, Jay led the time period over CBS's "Late Show with David Letterman" by a 33 percent margin in adult 18-49 viewers and 39 percent in total viewers, while at 12:35 a.m., Conan topped CBS's "Late Late Show with Craig Ferguson" by margins of 34 percent in 18-49 and 14 percent in total viewers. The leads for Jay and Conan were even stronger in the younger half of the target 18-49 demographic. In the valuable adult 18-34 category, Jay beat Letterman for the quarter by a 60 percent margin and Conan defeated Ferguson by 85 percent. Conan also out-delivered Letterman in 18-34 for the quarter (w ...