Mark spent a week and a half in LA having sleepovers in celebrities' h…

Mark spent a week and a half in LA having sleepovers in celebrities' h…

Mark spent a week and a half in LA having sleepovers in celebrities' h…

Mark spent a week and a half in LA having sleepovers in celebrities' h…

Mark spent a week and a half in LA having sleepovers in celebrities' h…

Mark spent a week and a half in LA having sleepovers in celebrities' h…

Mark Malkoff wanted to save money on hotels during his trip to LA, so …

"Full House" star Dave Coulier lets Mark sleepover, but unfortunately …

Mark is scared to nap at "The Karate Kid" star Martin Kove's home, but…

Watch Mark sleep with more stars here .

Mark visits "Bridesmaids" director Paul Feig to talk about "Ski Patrol…

Mark finds out that Rob Corddry is a really nice guy. Watch Mark …

iJustine makes Mark bleed! Watch Mark sleep with more stars her…

It's a pillow fight with Kristen Schaal! Watch Mark sleep with m…

Mark arm wrestles TV and comedy legend Dick Cavett. Watch Mark …

Mark spends a night with "Everybody Loves Raymond" creator Phil Rosent…

Things get a little whacky when Mark sleeps over comedy legend Buck He…

Mark spends a night with Emmy winner Camryn Manheim.

Mark tries to take a nap at Mary Lynn Rajskub's house (Chloe from "…

Mark helps the environment by sleeping over Ed Begley Jr.'s house.

Mark naps at the home of Steven Weber ("Wings"). While he's sleepi…

Mark takes a nap at Kato Kaelin's house! Watch Mark sleep with…

Kate Walsh and Mark watch Private Practice and talk about other cel…

Lisa Loeb lets Mark "Stay".

Update #1: Mark Malkoff wants to watch 250 Netflix movies in one month…

Mark Malkoff gives free cab rides to New Yorkers who ask via Facebook …

Mark Malkoff sets out to see what crazy stunts he can get away with at…

Mark Malkoff sets out with personal trainer, Robert Brace, in an attem…

Mark Malkoff sets out with personal trainer, Robert Brace, in an attem…

Mark Malkoff sets out to race a NYC bus one mile on 42nd Street while …

Mark Malkoff takes Jimmy Kimmel's National UnFriend Day to the streets…

Mark has recently come to terms that he’s an online addict. It’s a str…

Comedian Mark Malkoff sets out to conquer his addiction to the interne…

Comedian Mark Malkoff's struggle to conquer his internet addiction (em…

Blogworld 2010: Mark Malkoff interviews some of the world's greatest b…

Mark's segment from LX New York.

Mark gets a little Carried Away on Anderson Cooper 360.

Mark talks about his internet addiction with Cenk Uygur from The You…

Mark discusses what it was like living in an IKEA for an entire week…

Mark shares his experiences without the internet and discusses whether…

Mark sits down for an interview with Gayle King.

Mark's apartment is being fumigated. Left with few options, Mark decid…

Mark Malkoff tricks Lisa Loeb into playing at IKEA in order to win his…

Mark's first IKEA word scramble.

Mark's second Swedish word Scramble.

Mark's penultimate IKEA word scramble.

Mark's fourth and final IKEA Word Scramble.

Mark sets out to disprove the myth that New York is unfriendly by atte…

Mark attempts to visit 171 Starbucks stores in Manhattan in one day. H…

Mark sets out for four weeks around the country in a Ford Fusion Hybri…

Mark at the zoo - woo hoo!

Fairfax, VA Mayor Robert Lederer gives Mark the key to the city in exc…