Once Dustin came out of the shower sheepishly, Ty realized he'd forgotten to take his own. He went back into the bathroom, undressed again and climbed in, allowing the hot water to play over himself as he considered his power.
Could he really use it to change someone's age? What else might he be able to do with it? What else did he want to do with it? It might be fun to try using it for some more much-needed revenge- sure he already had revenge on Dustin, but there were plenty more people who had slighted him he could get back at now.
Or, alternatively, he could try using his powers to change himself or reality for himself? Maybe he could see what it'd be like to be different to how he was, or to have nicer things? Not to mention, how much could he change? It might be good to start by testing things on himself.
After some consideration, he decided what the first thing he'd try would be...