British Prime Ministers singing Random Songs based on what decade they died in

This is not supposed to offend any living politician, but this does educate people in some ways. Songs used: 1740s. Everybody (Backstreet's Back) 1750s. Gentleman 1760s. Uptown Funk 1770s. Shia La Beouf 1780s. Y M C A 1790s. Don't Stop Believing (the text is supposed to be at the top) 1800s. Riding 1810s. Maniac 1820s. Motherlover 1830s. Amish Paradise 1840s. I'm Blue 1850s. Wellerman Sea Shanty 1860s. My Money Don't Jiggle Jiggle 1870s. Boom Boom Boom Boom 1880s. Tunak Tunak Tun 1890s. Man's Not Hot 1900s. Ty zh mene pidmanula 1920s. Beggin' (Maneskin) 1930s. Banana Phone 1940s. We are No. 1 (Lazy Town) 1960s. Ooh Ahh (My Life Be Like) 1970s. Somebody's Watching Me 1980s. What is Love? 1990s. Helikopter 2000s. Bob the Builder 2010s. I Like To Move It (Madagascar) Alive - Save Your Tears