You can buy one under the "Outdoor" section I don't know wich level you have to be but it cost quit some money and it will look different from the party one and you can not dance on it but it give the same idea
does expanding rooms need any requirements? cos last time i did it took away all my money i've been collecting and its so regretful
The "improve your lifestyle" task in the daily to do list seems harder to complete after the update. What's the deal? I had to buy 3 special ticket items just to complete it, doing that daily is not cool.