Disco peaks with half of the top ten hits of the year by four brothers: Barry, Maurice and Robin Gibb (The Bee Gees), and younger brother, Andy. Movies Saturday Night Fever and Grease, both starring John Travolta, yield multiple hits and usher in an era of blockbuster soundtrack albums. Meanwhile, Lionel Richie, still in The Commodores, scores his first #1 hit crossover ballad and Yacht Rock comes into its own.

#1 Song of the Year   The top song according to our Chartcrush ranking of all Hot100 songs that earned the majority of their chart ranking points in the year

Artists of the Year   The top three artists based on all charted songs during the calendar year

1. Andy Gibb
2. The Bee Gees
3. Billy Joel

Artist with Most Charting Songs   Artist(s) with the most Hot100 charting songs during the year (song count in parentheses)

• Billy Joel (5)

Average #1 Artist Age   The average of how old artists who scored #1 Hot100 hits during the year were when their songs first reached #1

• 30.4 years

#1 Songs on the Weekly Hot100   List of Hot100 #1 songs that earned the majority of their chart ranking points in the year, and (in parentheses), the month the song first hit #1 and the total number of weeks it was #1

1. Bee Gees – How Deep Is Your Love (December ’77, 3 wks)
2. Player – Baby Come Back (January, 3 wks)
3. Bee Gees – Stayin’ Alive (February, 4 wks)
4. Andy Gibb – (Love Is) Thicker than Water (March, 2 wks)
5. Bee Gees – Night Fever (March, 8 wks)
6. Yvonne Elliman – If I Can’t Have You (May, 1 wk)
7. Wings – With a Little Luck (May, 2 wks)
8. Johnny Mathis/Deniece Williams – Too Much, Too Little, Too Late (June, 1 wk)
9. John Travolta & Olivia Newton-John – You’re the One That I Want (June, 1 wk)
10. Andy Gibb – Shadow Dancing (June, 7 wks)
11. The Rolling Stones – Miss You (August, 1 wk)
12. Commodores – Three Times a Lady (August, 2 wks)
13. Frankie Valli – Grease (August, 2 wks)
14. A Taste of Honey – Boogie Oogie Oogie (September, 3 wks)
15. Exile – Kiss You All Over (September, 4 wks)
16. Nick Gilder – Hot Child in the City (October, 1 wk)
17. Anne Murray – You Needed Me (November, 1 wk)
18. Donna Summer – MacArthur Park (November, 3 wks)
19. Barbra & Neil – You Don’t Bring Me Flowers (December, 2 wks)