chloe kennard is one of the lucky ones. >> they are pretty fun and can you play different games with them. >> her sister is hoping for one this year. >> yes, i really want one. you would want? >> yes. >> reporter: how does a hot toy get so hot? in the digital era utaub plays a big role. >> hand my friend shade she really wanted a hatchimal so i looked it up on youtube. i've heard it on youtube and i saw it on youtube. >> very interested in watching a lot of youtube videos that have anything to do with opening up surprises with toys. the element of surprise is what they really enjoy. parents not all kids want a hatchimal. does that look like a fun toy for you? >> yeah, but it's for girls. >> reporter: it's for girls only? >> i really like legos? >> lego creator set. >> reporter: all right. well, here it is. here is the hatchimal, and so i think this is what it looks like once it hatches. this is the hatchimal in the egg and it's sleeping and i think we just woke it up. >> they are noisy little tells you different things, it can be sick or cold or angry and have a hiccup. >> will it ho