Popsugar Celebrity Celebrity Kids Ava Phillippe and Arthur McCartney in London Pictures 2018 Ava Phillippe May Be Dating Paul McCartney's Grandson, and I'm Just Having a Hard Time March 18, 2018 by Britt Stephens First Published: March 15, 2018 View On One Page Photo 1 of 6 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Previous Next Start Slideshow Reese WitherspoonPaul McCartneyAva PhillippeCelebrity Kids