David Letterman's merciless grilling of jailbird Paris Hilton on Friday's "Late Show" has emerged as another YouTube.com sensation.

Monday, video of the riveting confrontation between the gap-toothed late-night host and the air-headed heiress had been viewed on YouTube more than 2.7 million times, according to tallies posted on the site.

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The segment, which was approximately 8½ minutes long, was posted by numerous YouTube contributors over the weekend, although one posting in particular, contributed by someone identified as mangoface247, drew the lion's share of hits -- more than 2 million.

In the video, the two faced off over Letterman's insistence that Hilton answer questions about her recent experience as an inmate in L.A.'s county jail.

The famed amateur porn star and celebrated nightclub-goer cooperated at first, but eventually complained that Letterman's focus on her criminal record was preventing her from publicizing an upcoming movie, a clothing line and a new perfume.

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