You can watch Lucy in the Sky with Diamonds online on video-on-demand services (Netflix, HBO Now), pay-TV or movie theaters with original audio in Luxembourg. This film has been premiered in theaters in 2015 (Movies 2015).
When used properly, Benadryl, a common brand name for the drug diphenhydramine, is very safe for dogs. However, over the counter versions of Benadryl designed for humans often contains other medications like acetaminophen or pseudophedrine, which can be toxic for dogs.
1 Xylitol is a sugar substitute that is safe for people but can cause low blood sugar and liver damage in dogs.  Toxic effects of xylitol in dogs can occur within 10 to 15 minutes, but may be delayed up to a few days.