p <- ggplot(data = df, aes(x = Date, y = Revenue, group = 1,
text = paste("Date: ", Date,
"<br>Revenue: $", Revenue,
"<br>Target: $", Target)
)) +
geom_line(colour = "grey", aes(Date, Target)) +
geom_line(colour = "#408FA6")
ggplotly(p, tooltip = "text")