A-list couples in Hollywood are not usually in long-term relationships for very long — and if they do end up tieing the knot, they usually split not long after. Some of Hollywood’s elite might only be married for a few hours before calling it quits. That’s not to say there aren’t celebrity couples who have stood the test of time because there most certainly are, couples like David and Victoria Beckham who have been married for 20 years, Denzel Washington and wife Pauletta Pearson who have been married for 35, and Tom Hanks and Rita Wilson who have been married over 30 years show us that it is entirely possible for megastars to stay committed…