kre t at t whe s david and s i assistan > see how he's bringt.your before, there is your after. >> does it again. >> each of us have had a little bit of time off recently. and you know it can be a little difficult coming back into the real world after that time off. >> this is my assistant natalie. she's on her way home from a three week beach vacation and no one lick like s leaving the be. so i decided to bring the beach to her. >> when you work with david dobert, that's the kind of vacation you get. he's a popular blogger on youtube and likes to do lots of goofy pranks as well as give back. >> hi, guys, this is natalie's room before. looks like a regular room. and then this, this is natalie's room after. >> it is so authentic. >> the whole room complete with lifeguards, sand, pool, the walls are painted, the works. >> awesome. just had a three-week vacation, it will take three weeks to clean it up. >> even a nice pair of beach chairs. >> that's perfect. >> bottles of beer? >> not quite. he's good friends with josh. remember that old show. >> lo