Windows Forms apps have a well known issue that when you have a bunch of controls on your form (not to mention any 3rd party controls), the app flickers, there is UI tearing – it's just not pretty. The problem most seems to impact the startup of the app when everything is being loaded. Simply setting the form and any controls to be Double Buffered doesn’t do the trick because the .DoubleBuffered property works at a control level, not the form level. There is a fix for this that automatically enables double-buffering at the form level...
…that in Legoland, it’s probably a good idea to go on the water rides first, then go and do the face painting thing.