diff --git a/R/format_tt.R b/R/format_tt.R
index 0fd06804..8bddfe1e 100644
--- a/R/format_tt.R
+++ b/R/format_tt.R
@@ -79,20 +79,20 @@ format_tt <- function(x = NULL,
   return(out)
 }
 
-format_tt_lazy <- function(x = NULL,
-                           j = NULL,
-                           output = NULL,
-                           digits = getOption("digits"),
-                           num_fmt = "significant",
-                           num_zero = TRUE,
-                           num_suffix = FALSE,
-                           num_mark_big = "",
-                           num_mark_dec = getOption("OutDec", default = "."),
-                           sprintf = NULL,
-                           url = FALSE,
-                           date = "%Y-%m-%d",
-                           bool = function(column) tools::toTitleCase(tolower(column)),
-                           other = identity
+format_tt_lazy <- function(x,
+                           j,
+                           output,
+                           digits,
+                           num_fmt,
+                           num_zero,
+                           num_suffix,
+                           num_mark_big,
+                           num_mark_dec,
+                           sprintf,
+                           url,
+                           date,
+                           bool,
+                           other
                            ) {
 
  
diff --git a/R/utils.R b/R/utils.R
index f2e66e0a..7f9ba41e 100644
--- a/R/utils.R
+++ b/R/utils.R
@@ -35,8 +35,24 @@ meta <- function(x, get, set) {
 build_tt <- function(x) {
   m <- meta(x)
 
-  out <- eval(meta(x, "lazy_tt"))
+  out <- x
 
+  # format data before drawing the table
+  for (l in m$lazy_format) {
+    tmp <- out
+    class(tmp) <- "data.frame"
+    l[["x"]] <- tmp
+    out <- eval(l)
+  }
+
+  # draw the table
+  lazy_tt <- meta(x, "lazy_tt")
+  lazy_tt[["x"]] <- out
+  out <- eval(lazy_tt)
+
+  # TODO: group the table
+
+  # style the table
   for (l in m$lazy_style) {
     l[["x"]] <- out
     out <- eval(l)
diff --git a/inst/tinytest/test-format_tt.R b/inst/tinytest/test-format_tt.R
index d22dc143..b481f222 100644
--- a/inst/tinytest/test-format_tt.R
+++ b/inst/tinytest/test-format_tt.R
@@ -1,14 +1,15 @@
-pkgload::load_all()
-N <- 10
-dat <- data.frame(
-     x = c(1.430, rnorm(N - 1, mean = 100000)),
-     y = as.Date(sample(1:1000, N)),
-     z = sample(c(TRUE, FALSE), N, replace = TRUE)
-)
-
-Q
+# pkgload::load_all()
+# N <- 10
+# dat <- data.frame(
+#      x = c(1.430, rnorm(N - 1, mean = 100000)),
+#      y = as.Date(sample(1:1000, N)),
+#      z = sample(c(TRUE, FALSE), N, replace = TRUE)
+# )
+#
+# Q
 pkgload::load_all()
 k = dat |> tt("latex") |>
-  format_tt(digits = 2, num_suffix = TRUE)
-knitr::knit_print(k)
+  style_tt(color = "orange") |>
+  format_tt(j = 1, digits = 10, num_fmt = "decimal") |>
+  format_tt(j = 2, date = "%Y")
 print(k)