Are there any songs that feature more than 3 other artists?

* "What More Can I Give" (2003), by the Artists for Grenfell, features 14 artists

* "Hands Across America" (1986), by USA for Africa, features 45 artists

* "We Are The World" (1985), by USA for Africa, features 46 artists

* "Do They Know It's Christmas?" (1984), by Band Aid, features 36 artists

* "That's What Friends Are For" (1985), by Dionne Warwick and Friends, features 26 artists