When Julius Caesar雷电竞娱乐 created the Roman calendar, he every four years based on an Egyptian solar calendar. After all, since the earth to circle the sun, the extra 24 hours (called a leap day) every fourth year (called a leap year) makes up for the math.

雷电竞娱乐A leap day was added to the shortest month of the — February — making those born February 29 part of an exclusive club called leaplings, leapers or leapsters. , in 2016, there were 187,000 Americans who celebrated their birthdays every four years.

in the DC Comics universe.

But the need for the extra days is perfectly pragmatic. “The leap day is misnamed,” astrophysicist Neil deGrasse Tyson said “We’re not leaping anywhere. The calendar is simply, and abruptly, catching up with Earth’s orbit.”

Throughout history, leaplings have included personalities from motivational speakers to models — and a pair of mass murders and another pair of big band era personalities. 

雷电竞娱乐Here are the notable names who only have quadrennial birthdays:

Antonio Sabato Jr. (b. 1972)

Antonio Sabato Jr.

Antonio Sabato Jr.

“I felt unique,” model and actor told the of having to wait four years between birthdays. “I always treated it like it was a special birthday because you had to wait four years to get it.” But nowadays, he handles them in the simplest way: “All I do is spend time with my family and close friends,” . Best known for his role on the soap General Hospital 雷电竞娱乐in the mid 1990s, the performer also ran for U.S. congress in 2018.

Richard Ramirez (b. 1960)

Richard Ramir

雷电竞娱乐Richard Ramirez

First dubbed the “Valley Intruder” and later “Night Stalker,” Richard Ramirez was a serial killer who killed at 14 people in California and tortured and raped dozens more. Obsessed with Satan, his murdering spree lasted from 1984 until he was caught in 1985. When he was given the death sentence in 1989, he responded, “Hey, big deal, death always comes with the territory. I'll see you in Disneyland.” While on death row, he died in prison of B-cell lymphoma in 2013.

Ja Rule (b. 1976)

Ja Rule

Ja Rule

On Leap Day 2016, Ja Rule celebrated his , even though he’d been of legal age for decades. But ironically, the rapper didn’t celebrate his birthday growing up, even every four years, since he was . Born Jeffrey Atkins in Queens, New York, Ja Rule was , signed to Irv Gotti’s Murder Inc. label under Def Jam. His “Holla Holla,” “Between You and Me” with Christina Milian, “Always on Time” with Ashanti, and “Wonderful” with R. Kelly雷电竞娱乐 and Ashanti.

Tony Robbins (b. 1960)

Tony Robbins

Tony Robbins

When motivational speaker Tony Robbins turned 50, he didn’t get to spend the day toasting his landmark birthday since there wasn’t a February 29 that year. Instead, on the morning of March 1, he , “Age is a question of mind over matter. If you don't mind, it doesn't matter.” As one of the best-known life coaches, Robbins calls himself an entrepreneur, author, philanthropist and business strategist, and has the likes of Green Day, Usher, Andre Agassi and Serena Williams.

Aileen Wuornos (b. 1956)

Aileen Wuornos

Aileen Wuornos

Starting out as a sex worker on Florida’s highways, Aileen Wuornos turned into a serial murderer, killing six men. Committing her crimes from 1989 to 1990, by 1992, she was sentenced to the death penalty. She died October 9, 2002, by lethal injection. Her story became the premise of the 2003 movie Monster, in which Charlize Theron雷电竞娱乐 played her.

Dinah Shore (b. 1916)

Dinah Shore

雷电竞娱乐Dinah Shore

As one of the most notable performers of the big band era, Dinah Shore was a southern belle who charmed audiences with songs like “Blues in the Night” and “I’ll Walk Alone” for four decades. The 10-time Emmy winner also had her own variety show, The Dinah Shore Show in 1951. Born Frances “Fanny” Rose Shore, in Wincester, Tennessee, official records differ on her actual date of birth. The Social Security Applications and Claims Index lists February 29, while her tombstone and says March 1. According to , many leaplings officially listed their birthdays on the latter date to avoid confusion.

Jimmy Dorsey (b. 1904)

Jimmy Dorsey

Jimmy Dorsey

As the bandleader and saxophonist of the Dorsey Brothers Orchestra, Jimmy Dorsey and his younger brother Tommy were known for swing era hits like “Coquette” and “Let’s Do It,” working with the likes of Bing Crosby. The brothers also hosted the TV show Stage Show — best known for Elvis Presley’s雷电竞娱乐 television debut — from 1954 until Tommy died in 1956. Dorsey died a year later.

Gioachino Rossini (b. 1792)

Gioachino Rossini

Gioachino Rossini

Italian composer Gioachino Rossini is known for his popular operas including 1816’s The Barber of Seville, 1817’s Cinderella and 1829’s William Tell雷电竞娱乐. Born into a musical family with a trumpeter father and singer mother, Rossini grew up in the theater world and composed his first opera at age of 14. He also played the violin, horn, harpsichord, sang and conducted. He composed about 40 works, starting with comic operas and later moving into dramatic ones.