| 1978 |
| ? | Steve Smith auditions for two positions, one with Ronnie Montrose and another with jazz trumpeter Freddie Hubbard. He is offered both jobs at the same time and decides to join with Ronnie Montrose (77/78?) |
| January | Journey releases their forth album, Infinity |
| January | The start of the Infinity tour. Journey will eventually travel throughout the United States, Canada, and Europe performing in 172 cities |
| February 11 | The album, Infinity, enters the Billboard Charts. It climbed as high as #21 |
| April | The single Wheel In The Sky is released and peaks at #57 on the Billboard Chart |
| ? | Ronnie Montrose (with Steve Smith on drums) becomes the opening act for Journey |
| July | The single Anytime is released and peaks at #83 on the Billboard Chart |
| August | The single Lights is released and peaks at #68 on the Billboard Chart |
| September 2 | Aynsley Dunbar's last performance with Journey |
| October | Steve Smith is offered to take Aynsley's place as their third drummer |
| October 10 | Infinity reaches platinum status |
| November | Steve Smith's first appearance on drums, King Buscuit Flower Hour broadcast (Superjam II) |
| ? | Jonathan Cain is introduced to members of the band the Babys, who were looking for a new keyboard player. He auditioned for the position and was offered the position. |
| 1979 |
| April | Journey releases their fifth album, Evolution |
| April 14 | The album, Evolution, enters the Billboard Charts. It climbed as high as #20 |
| April | The single Just The Same Way is released and peaks at #79 on the Billboard Chart |
| July | The single Lovin, Touchin, Squeezin is released |
| August 25 | Lovin, Touchin, Squeezin hits the Billboard Top 40 and peaks at #16 |
| October 19 | Evolution reaches platinum status. |
| November | The band starts work on their next album, Departure |
| ? | Robert Fleischman releases his solo album Perfect Stranger |
| 1980 |
| January | The Babys (with Jonathan Cain and also Ricky Phillips) release the album Union Jacks |
| January | Journey releases their first compilation album, In The Beginning, which consists of songs from the first three albums |
| January 5 | The album, In The Beginning, enters the Billboard Charts. It climbed as high as #152 |
| January | The single Too Late is released and peaks at #70 on the Billboard Chart |
| March | Journey releases their next album, Departure |
| March 8 | The Babys single, Back On My Feet Again, hits the Billboard Chart and peaks at #33 |
| March 22 | The album, Departure, enters the Billboard Charts and peaks at #8 |
| March | The single Any Way You Want It is released |
| March 29 | Any Way You Want It hits the Billboard Top 40 and peaks at #23 |
| April | Journey starts their Departure tour with the Babys as opening act (for three months) |
| May | Aynsley Dunbar sues Nightmare Productions for 3.25 million dollars. |
| May | The single Walks Like A Lady is released and peaks at #32 on the Billboard Chart |
| July 3 | Departure reaches platinum status. |
| August | The single Good Morning Girl/Stay Awhile is released and peaks at #55 on the Billboard Chart |
| October | The Babys release the album On The Edge |
| October 14? | Journey spends two weeks recording the soundtrack to a Japanese movie Dream After Dream. Neal's father, Matthew, supplies the orchestrations |
| ? | Gregg Rolie announces he is leaving the band. Before leaving Gregg suggests that Jonathan Cain should take his place |
| ? | Journey (without Gregg) returns to Fantasy Studios to record The Party's Over (Hopelessly In Love). Tim Gorman would eventually add keyboards to the song. |
| December 9 | The day after John Lennon is shot John Waite injures his knee and he would need six months to recover. With no new single forthcoming and the album doing poorly The Babys lose their record label. John Waite decides perform a solo act. |
| December | Jonathan Cain is offered to take Gregg's position and he accepts |
| ? | The movie Caddyshack is released in theaters, which includes the song Any Way You Want It |