Harvill v. Tabor, 240 Miss. 750, 753-54, 128 So.2d 863, 864 (1961). See alsoEnlow v. Tishomingo County, 962 F.2d 501, 512 (5th Cir. 1992); Davis v. Smith, 749 So.2d 1186, 1187 (Miss.Ct.App. 1999). "When a party opposing summary judgment on a claim or defense as to which the party will bear the burden of proof at trial, fails to make a showing sufficient to establish an essential element of the claim or defense, then all other facts are immaterial and the moving party is entitled to judgment as a matter of law."