Smart homes can make coffee, but do they know how to party? Yes, and no. You can set up a system like this one, which starts a barnburner at the cry “Alexa, let’s party,” but making the connections among bulbs, speakers, and virtual assistants takes some doing. Banding your gadgets together into a raucous gang of party animals requires using the app If This Then That (IFTTT) as glue. Once that’s done, you’re ready to rage on.